-/***********************************************************
-* Artsoft Retro-Game Library *
-*----------------------------------------------------------*
-* (c) 1994-2002 Artsoft Entertainment *
-* Holger Schemel *
-* Detmolder Strasse 189 *
-* 33604 Bielefeld *
-* Germany *
-* e-mail: info@artsoft.org *
-*----------------------------------------------------------*
-* gadgets.c *
-***********************************************************/
+// ============================================================================
+// Artsoft Retro-Game Library
+// ----------------------------------------------------------------------------
+// (c) 1995-2014 by Artsoft Entertainment
+// Holger Schemel
+// info@artsoft.org
+// http://www.artsoft.org/
+// ----------------------------------------------------------------------------
+// gadgets.c
+// ============================================================================
#include <stdarg.h>
#include <string.h>
#include "gadgets.h"
+#include "image.h"
#include "text.h"
#include "misc.h"
/* values for DrawGadget() */
#define DG_UNPRESSED 0
#define DG_PRESSED 1
+
#define DG_BUFFERED 0
#define DG_DIRECT 1
+#define OPTION_TEXT_SELECTABLE(g, t) \
+ (t[0] != g->selectbox.char_unselectable && \
+ t[0] != '\0' && \
+ !strEqual(t, " "))
+#define CURRENT_OPTION_SELECTABLE(g) \
+ OPTION_TEXT_SELECTABLE(g, g->selectbox.options[g->selectbox.current_index].text)
+
+
static struct GadgetInfo *gadget_list_first_entry = NULL;
static struct GadgetInfo *gadget_list_last_entry = NULL;
+static struct GadgetInfo *last_info_gi = NULL;
static int next_free_gadget_id = 1;
static boolean gadget_id_wrapped = FALSE;
+static void (*PlayGadgetSoundActivating)(void) = NULL;
+static void (*PlayGadgetSoundSelecting)(void) = NULL;
+
+
+void InitGadgetsSoundCallback(void (*activating_function)(void),
+ void (*selecting_function)(void))
+{
+ PlayGadgetSoundActivating = activating_function;
+ PlayGadgetSoundSelecting = selecting_function;
+}
+
static struct GadgetInfo *getGadgetInfoFromGadgetID(int id)
{
struct GadgetInfo *gi = gadget_list_first_entry;
return gi;
}
-static int getNewGadgetID()
+static int getNewGadgetID(void)
{
int id = next_free_gadget_id++;
return id;
}
-#if 0
-void DUMP_GADGET_MAP_STATE()
+static struct GadgetInfo *getGadgetInfoFromMousePosition(int mx, int my,
+ int button)
{
- struct GadgetInfo *gi = gadget_list_first_entry;
+ struct GadgetInfo *gi;
- while (gi)
+ /* first check for scrollbars in case of mouse scroll wheel button events */
+ if (IS_WHEEL_BUTTON(button))
{
- printf("-XXX-1-> '%s': %s\n",
- gi->info_text, (gi->mapped ? "mapped" : "not mapped"));
+ /* real horizontal wheel or vertical wheel with modifier key pressed */
+ boolean check_horizontal = (IS_WHEEL_BUTTON_HORIZONTAL(button) ||
+ GetKeyModState() & KMOD_Shift);
- gi = gi->next;
+ /* check for the first active scrollbar directly under the mouse pointer */
+ for (gi = gadget_list_first_entry; gi != NULL; gi = gi->next)
+ {
+ if (gi->mapped && gi->active &&
+ (gi->type & GD_TYPE_SCROLLBAR) &&
+ mx >= gi->x && mx < gi->x + gi->width &&
+ my >= gi->y && my < gi->y + gi->height)
+ return gi;
+ }
+
+ /* check for the first active scrollbar with matching mouse wheel area */
+ for (gi = gadget_list_first_entry; gi != NULL; gi = gi->next)
+ {
+ if (gi->mapped && gi->active &&
+ ((gi->type & GD_TYPE_SCROLLBAR_HORIZONTAL && check_horizontal) ||
+ (gi->type & GD_TYPE_SCROLLBAR_VERTICAL && !check_horizontal)) &&
+ mx >= gi->wheelarea.x && mx < gi->wheelarea.x + gi->wheelarea.width &&
+ my >= gi->wheelarea.y && my < gi->wheelarea.y + gi->wheelarea.height)
+ return gi;
+ }
+
+ /* no active scrollbar found -- ignore this scroll wheel button event */
+ return NULL;
}
-}
-#endif
-static struct GadgetInfo *getGadgetInfoFromMousePosition(int mx, int my)
-{
- struct GadgetInfo *gi = gadget_list_first_entry;
+ /* open selectboxes may overlap other active gadgets, so check them first */
+ for (gi = gadget_list_first_entry; gi != NULL; gi = gi->next)
+ {
+ if (gi->mapped && gi->active &&
+ gi->type & GD_TYPE_SELECTBOX && gi->selectbox.open &&
+ mx >= gi->selectbox.x && mx < gi->selectbox.x + gi->selectbox.width &&
+ my >= gi->selectbox.y && my < gi->selectbox.y + gi->selectbox.height)
+ return gi;
+ }
- while (gi)
+ /* check all other gadgets */
+ for (gi = gadget_list_first_entry; gi != NULL; gi = gi->next)
{
- if (gi->mapped &&
+ if (gi->mapped && gi->active &&
mx >= gi->x && mx < gi->x + gi->width &&
my >= gi->y && my < gi->y + gi->height)
+ return gi;
+ }
+
+ return NULL;
+}
+
+static void setTextAreaCursorExt(struct GadgetInfo *gi, boolean set_cursor_pos)
+{
+ char *text = gi->textarea.value;
+ int area_xsize = gi->textarea.xsize;
+ int area_ysize = gi->textarea.ysize;
+ int cursor_position = gi->textarea.cursor_position;
+ int cursor_x = gi->textarea.cursor_x;
+ int cursor_y = gi->textarea.cursor_y;
+ int pos = 0;
+ int x = 0;
+ int y = 0;
+
+ while (*text)
+ {
+ if (set_cursor_pos) /* x/y => position */
+ {
+ if (y == cursor_y && (x == cursor_x || (x < cursor_x && *text == '\n')))
+ break;
+ }
+ else /* position => x/y */
+ {
+ if (pos == cursor_position)
break;
+ }
- gi = gi->next;
+ if (x + 1 >= area_xsize || *text == '\n')
+ {
+ if (y + 1 >= area_ysize)
+ break;
+
+ x = 0;
+ y++;
+ }
+ else
+ x++;
+
+ text++;
+ pos++;
}
- return gi;
+ gi->textarea.cursor_x = x;
+ gi->textarea.cursor_y = y;
+ gi->textarea.cursor_x_preferred = x;
+ gi->textarea.cursor_position = pos;
+}
+
+static void setTextAreaCursorXY(struct GadgetInfo *gi, int x, int y)
+{
+ gi->textarea.cursor_x = x;
+ gi->textarea.cursor_y = y;
+
+ setTextAreaCursorExt(gi, TRUE);
+}
+
+static void setTextAreaCursorPosition(struct GadgetInfo *gi, int pos)
+{
+ gi->textarea.cursor_position = pos;
+
+ setTextAreaCursorExt(gi, FALSE);
}
static void default_callback_info(void *ptr)
static void DrawGadget(struct GadgetInfo *gi, boolean pressed, boolean direct)
{
- int state = (pressed ? 1 : 0);
- struct GadgetDesign *gd = (gi->checked ?
- &gi->alt_design[state] :
- &gi->design[state]);
+ struct GadgetDesign *gd;
+ int state = (pressed ? GD_BUTTON_PRESSED : GD_BUTTON_UNPRESSED);
+ boolean redraw_selectbox = FALSE;
+
+ if (gi == NULL || gi->deactivated)
+ return;
+
+ gd = (!gi->active ? &gi->alt_design[state] :
+ gi->checked ? &gi->alt_design[state] : &gi->design[state]);
switch (gi->type)
{
case GD_TYPE_NORMAL_BUTTON:
case GD_TYPE_CHECK_BUTTON:
case GD_TYPE_RADIO_BUTTON:
- BlitBitmap(gd->bitmap, drawto,
- gd->x, gd->y, gi->width, gi->height, gi->x, gi->y);
+
+ BlitBitmapOnBackground(gd->bitmap, drawto,
+ gd->x, gd->y, gi->width, gi->height,
+ gi->x, gi->y);
+
if (gi->deco.design.bitmap)
- BlitBitmap(gi->deco.design.bitmap, drawto,
- gi->deco.design.x, gi->deco.design.y,
- gi->deco.width, gi->deco.height,
- gi->x + gi->deco.x + (pressed ? gi->deco.xshift : 0),
- gi->y + gi->deco.y + (pressed ? gi->deco.yshift : 0));
+ {
+ // make sure that decoration does not overlap gadget border
+ int deco_x = gi->deco.x + (pressed ? gi->deco.xshift : 0);
+ int deco_y = gi->deco.y + (pressed ? gi->deco.yshift : 0);
+ int deco_width = MIN(gi->deco.width, gi->width - deco_x);
+ int deco_height = MIN(gi->deco.height, gi->height - deco_y);
+
+ if (gi->deco.masked)
+ BlitBitmapMasked(gi->deco.design.bitmap, drawto,
+ gi->deco.design.x, gi->deco.design.y,
+ deco_width, deco_height,
+ gi->x + deco_x, gi->y + deco_y);
+ else
+ BlitBitmap(gi->deco.design.bitmap, drawto,
+ gi->deco.design.x, gi->deco.design.y,
+ deco_width, deco_height,
+ gi->x + deco_x, gi->y + deco_y);
+ }
+
break;
- case GD_TYPE_TEXTINPUT_ALPHANUMERIC:
- case GD_TYPE_TEXTINPUT_NUMERIC:
+ case GD_TYPE_TEXT_BUTTON:
+ {
+ int i;
+ int font_nr = (gi->active ? gi->font_active : gi->font);
+ int font_width = getFontWidth(font_nr);
+ int border_x = gi->border.xsize;
+ int border_y = gi->border.ysize;
+ int text_size = strlen(gi->textbutton.value);
+ int text_start = (gi->width - text_size * font_width) / 2;
+
+ /* left part of gadget */
+ BlitBitmapOnBackground(gd->bitmap, drawto, gd->x, gd->y,
+ border_x, gi->height, gi->x, gi->y);
+
+ /* middle part of gadget */
+ for (i=0; i < gi->textbutton.size; i++)
+ BlitBitmapOnBackground(gd->bitmap, drawto, gd->x + border_x, gd->y,
+ font_width, gi->height,
+ gi->x + border_x + i * font_width, gi->y);
+
+ /* right part of gadget */
+ BlitBitmapOnBackground(gd->bitmap, drawto,
+ gd->x + gi->border.width - border_x, gd->y,
+ border_x, gi->height,
+ gi->x + gi->width - border_x, gi->y);
+
+ /* gadget text value */
+ DrawTextExt(drawto,
+ gi->x + text_start + (pressed ? gi->deco.xshift : 0),
+ gi->y + border_y + (pressed ? gi->deco.yshift : 0),
+ gi->textbutton.value, font_nr, BLIT_MASKED);
+ }
+ break;
+
+ case GD_TYPE_TEXT_INPUT_ALPHANUMERIC:
+ case GD_TYPE_TEXT_INPUT_NUMERIC:
{
int i;
char cursor_letter;
- char cursor_string[3];
+ char cursor_string[2];
char text[MAX_GADGET_TEXTSIZE + 1];
- int font_type = gi->text.font_type;
- int font_width = getFontWidth(FS_SMALL, font_type);
- int border = gi->border.size;
- strcpy(text, gi->text.value);
- strcat(text, " ");
+ int font_nr = (pressed ? gi->font_active : gi->font);
+ int font_width = getFontWidth(font_nr);
+ int border_x = gi->border.xsize;
+ int border_y = gi->border.ysize;
/* left part of gadget */
- BlitBitmap(gd->bitmap, drawto,
- gd->x, gd->y, border, gi->height, gi->x, gi->y);
+ BlitBitmapOnBackground(gd->bitmap, drawto, gd->x, gd->y,
+ border_x, gi->height, gi->x, gi->y);
/* middle part of gadget */
- for (i=0; i<=gi->text.size; i++)
- BlitBitmap(gd->bitmap, drawto,
- gd->x + border, gd->y, font_width, gi->height,
- gi->x + border + i * font_width, gi->y);
+ for (i=0; i < gi->textinput.size + 1; i++)
+ BlitBitmapOnBackground(gd->bitmap, drawto, gd->x + border_x, gd->y,
+ font_width, gi->height,
+ gi->x + border_x + i * font_width, gi->y);
/* right part of gadget */
- BlitBitmap(gd->bitmap, drawto,
- gd->x + gi->border.width - border, gd->y,
- border, gi->height, gi->x + gi->width - border, gi->y);
+ BlitBitmapOnBackground(gd->bitmap, drawto,
+ gd->x + gi->border.width - border_x, gd->y,
+ border_x, gi->height,
+ gi->x + gi->width - border_x, gi->y);
+
+ /* set text value */
+ strcpy(text, gi->textinput.value);
+ strcat(text, " ");
+
+ /* gadget text value */
+ DrawTextExt(drawto,
+ gi->x + border_x, gi->y + border_y, text,
+ font_nr, BLIT_MASKED);
+
+ cursor_letter = gi->textinput.value[gi->textinput.cursor_position];
+ cursor_string[0] = (cursor_letter != '\0' ? cursor_letter : ' ');
+ cursor_string[1] = '\0';
+
+ /* draw cursor, if active */
+ if (pressed)
+ DrawTextExt(drawto,
+ gi->x + border_x +
+ gi->textinput.cursor_position * font_width,
+ gi->y + border_y, cursor_string,
+ font_nr, BLIT_INVERSE);
+ }
+ break;
+
+ case GD_TYPE_TEXT_AREA:
+ {
+ int i;
+ char cursor_letter;
+ char cursor_string[2];
+ int font_nr = (pressed ? gi->font_active : gi->font);
+ int font_width = getFontWidth(font_nr);
+ int font_height = getFontHeight(font_nr);
+ int border_x = gi->border.xsize;
+ int border_y = gi->border.ysize;
+ int gd_height = 2 * border_y + font_height;
+
+ /* top left part of gadget border */
+ BlitBitmapOnBackground(gd->bitmap, drawto, gd->x, gd->y,
+ border_x, border_y, gi->x, gi->y);
+
+ /* top middle part of gadget border */
+ for (i=0; i < gi->textarea.xsize; i++)
+ BlitBitmapOnBackground(gd->bitmap, drawto, gd->x + border_x, gd->y,
+ font_width, border_y,
+ gi->x + border_x + i * font_width, gi->y);
+
+ /* top right part of gadget border */
+ BlitBitmapOnBackground(gd->bitmap, drawto,
+ gd->x + gi->border.width - border_x, gd->y,
+ border_x, border_y,
+ gi->x + gi->width - border_x, gi->y);
+
+ /* left and right part of gadget border for each row */
+ for (i=0; i < gi->textarea.ysize; i++)
+ {
+ BlitBitmapOnBackground(gd->bitmap, drawto, gd->x, gd->y + border_y,
+ border_x, font_height,
+ gi->x, gi->y + border_y + i * font_height);
+ BlitBitmapOnBackground(gd->bitmap, drawto,
+ gd->x + gi->border.width - border_x,
+ gd->y + border_y,
+ border_x, font_height,
+ gi->x + gi->width - border_x,
+ gi->y + border_y + i * font_height);
+ }
+
+ /* bottom left part of gadget border */
+ BlitBitmapOnBackground(gd->bitmap, drawto,
+ gd->x, gd->y + gd_height - border_y,
+ border_x, border_y,
+ gi->x, gi->y + gi->height - border_y);
+
+ /* bottom middle part of gadget border */
+ for (i=0; i < gi->textarea.xsize; i++)
+ BlitBitmapOnBackground(gd->bitmap, drawto,
+ gd->x + border_x,
+ gd->y + gd_height - border_y,
+ font_width, border_y,
+ gi->x + border_x + i * font_width,
+ gi->y + gi->height - border_y);
+
+ /* bottom right part of gadget border */
+ BlitBitmapOnBackground(gd->bitmap, drawto,
+ gd->x + gi->border.width - border_x,
+ gd->y + gd_height - border_y,
+ border_x, border_y,
+ gi->x + gi->width - border_x,
+ gi->y + gi->height - border_y);
+
+ ClearRectangleOnBackground(drawto,
+ gi->x + border_x,
+ gi->y + border_y,
+ gi->width - 2 * border_x,
+ gi->height - 2 * border_y);
/* gadget text value */
- DrawText(gi->x + border, gi->y + border, text, FS_SMALL, font_type);
+ DrawTextBuffer(gi->x + border_x, gi->y + border_y, gi->textarea.value,
+ font_nr, gi->textarea.xsize, -1, gi->textarea.ysize, 0,
+ BLIT_ON_BACKGROUND, FALSE, FALSE, FALSE);
- cursor_letter = gi->text.value[gi->text.cursor_position];
- cursor_string[0] = '~';
- cursor_string[1] = (cursor_letter != '\0' ? cursor_letter : ' ');
- cursor_string[2] = '\0';
+ cursor_letter = gi->textarea.value[gi->textarea.cursor_position];
+ cursor_string[0] = (cursor_letter != '\0' ? cursor_letter : ' ');
+ cursor_string[1] = '\0';
/* draw cursor, if active */
if (pressed)
- DrawText(gi->x + border + gi->text.cursor_position * font_width,
- gi->y + border, cursor_string, FS_SMALL, font_type);
+ DrawTextExt(drawto,
+ gi->x + border_x + gi->textarea.cursor_x * font_width,
+ gi->y + border_y + gi->textarea.cursor_y * font_height,
+ cursor_string,
+ font_nr, BLIT_INVERSE);
+ }
+ break;
+
+ case GD_TYPE_SELECTBOX:
+ {
+ int i;
+ char text[MAX_GADGET_TEXTSIZE + 1];
+ int font_nr_default = (pressed ? gi->font_active : gi->font);
+ int font_nr = font_nr_default;
+ int font_width = getFontWidth(font_nr);
+ int font_height = getFontHeight(font_nr);
+ int border_x = gi->border.xsize;
+ int border_y = gi->border.ysize;
+ int button = gi->border.xsize_selectbutton;
+ int width_inner = gi->border.width - button - 2 * border_x;
+ int box_width = gi->selectbox.width;
+ int box_height = gi->selectbox.height;
+
+ /* left part of gadget */
+ BlitBitmapOnBackground(gd->bitmap, drawto, gd->x, gd->y,
+ border_x, gi->height, gi->x, gi->y);
+
+ /* middle part of gadget */
+ for (i=0; i < gi->selectbox.size; i++)
+ BlitBitmapOnBackground(gd->bitmap, drawto, gd->x + border_x, gd->y,
+ font_width, gi->height,
+ gi->x + border_x + i * font_width, gi->y);
+
+ /* button part of gadget */
+ BlitBitmapOnBackground(gd->bitmap, drawto,
+ gd->x + border_x + width_inner, gd->y,
+ button, gi->height,
+ gi->x + gi->width - border_x - button, gi->y);
+
+ /* right part of gadget */
+ BlitBitmapOnBackground(gd->bitmap, drawto,
+ gd->x + gi->border.width - border_x, gd->y,
+ border_x, gi->height,
+ gi->x + gi->width - border_x, gi->y);
+
+ /* set text value */
+ strncpy(text, gi->selectbox.options[gi->selectbox.index].text,
+ gi->selectbox.size);
+ text[gi->selectbox.size] = '\0';
+
+ /* set font value */
+ font_nr = (OPTION_TEXT_SELECTABLE(gi, text) ? font_nr_default :
+ gi->font_unselectable);
+
+ /* gadget text value */
+ DrawTextExt(drawto, gi->x + border_x, gi->y + border_y, text,
+ font_nr, BLIT_MASKED);
+
+ if (pressed)
+ {
+ if (!gi->selectbox.open)
+ {
+ gi->selectbox.open = TRUE;
+ gi->selectbox.stay_open = FALSE;
+ gi->selectbox.current_index = gi->selectbox.index;
+
+ /* save background under selectbox */
+ BlitBitmap(drawto, gfx.field_save_buffer,
+ gi->selectbox.x, gi->selectbox.y,
+ gi->selectbox.width, gi->selectbox.height,
+ gi->selectbox.x, gi->selectbox.y);
+ }
+
+ /* draw open selectbox */
+
+ /* top left part of gadget border */
+ BlitBitmapOnBackground(gd->bitmap, drawto, gd->x, gd->y,
+ border_x, border_y,
+ gi->selectbox.x, gi->selectbox.y);
+
+ /* top middle part of gadget border */
+ for (i=0; i < gi->selectbox.size; i++)
+ BlitBitmapOnBackground(gd->bitmap, drawto, gd->x + border_x, gd->y,
+ font_width, border_y,
+ gi->selectbox.x + border_x + i * font_width,
+ gi->selectbox.y);
+
+ /* top button part of gadget border */
+ BlitBitmapOnBackground(gd->bitmap, drawto,
+ gd->x + border_x + width_inner, gd->y,
+ button, border_y,
+ gi->selectbox.x + box_width -border_x -button,
+ gi->selectbox.y);
+
+ /* top right part of gadget border */
+ BlitBitmapOnBackground(gd->bitmap, drawto,
+ gd->x + gi->border.width - border_x, gd->y,
+ border_x, border_y,
+ gi->selectbox.x + box_width - border_x,
+ gi->selectbox.y);
+
+ /* left and right part of gadget border for each row */
+ for (i=0; i < gi->selectbox.num_values; i++)
+ {
+ BlitBitmapOnBackground(gd->bitmap, drawto, gd->x, gd->y + border_y,
+ border_x, font_height,
+ gi->selectbox.x,
+ gi->selectbox.y + border_y + i*font_height);
+ BlitBitmapOnBackground(gd->bitmap, drawto,
+ gd->x + gi->border.width - border_x,
+ gd->y + border_y,
+ border_x, font_height,
+ gi->selectbox.x + box_width - border_x,
+ gi->selectbox.y + border_y + i*font_height);
+ }
+
+ /* bottom left part of gadget border */
+ BlitBitmapOnBackground(gd->bitmap, drawto,
+ gd->x, gd->y + gi->height - border_y,
+ border_x, border_y,
+ gi->selectbox.x,
+ gi->selectbox.y + box_height - border_y);
+
+ /* bottom middle part of gadget border */
+ for (i=0; i < gi->selectbox.size; i++)
+ BlitBitmapOnBackground(gd->bitmap, drawto,
+ gd->x + border_x,
+ gd->y + gi->height - border_y,
+ font_width, border_y,
+ gi->selectbox.x + border_x + i * font_width,
+ gi->selectbox.y + box_height - border_y);
+
+ /* bottom button part of gadget border */
+ BlitBitmapOnBackground(gd->bitmap, drawto,
+ gd->x + border_x + width_inner,
+ gd->y + gi->height - border_y,
+ button, border_y,
+ gi->selectbox.x + box_width -border_x -button,
+ gi->selectbox.y + box_height - border_y);
+
+ /* bottom right part of gadget border */
+ BlitBitmapOnBackground(gd->bitmap, drawto,
+ gd->x + gi->border.width - border_x,
+ gd->y + gi->height - border_y,
+ border_x, border_y,
+ gi->selectbox.x + box_width - border_x,
+ gi->selectbox.y + box_height - border_y);
+
+ ClearRectangleOnBackground(drawto,
+ gi->selectbox.x + border_x,
+ gi->selectbox.y + border_y,
+ gi->selectbox.width - 2 * border_x,
+ gi->selectbox.height - 2 * border_y);
+
+ /* selectbox text values */
+ for (i=0; i < gi->selectbox.num_values; i++)
+ {
+ int mask_mode = BLIT_MASKED;
+
+ strncpy(text, gi->selectbox.options[i].text, gi->selectbox.size);
+ text[gi->selectbox.size] = '\0';
+
+ font_nr = (OPTION_TEXT_SELECTABLE(gi, text) ? font_nr_default :
+ gi->font_unselectable);
+
+ if (i == gi->selectbox.current_index &&
+ OPTION_TEXT_SELECTABLE(gi, text))
+ {
+ FillRectangle(drawto,
+ gi->selectbox.x + border_x,
+ gi->selectbox.y + border_y + i * font_height,
+ gi->selectbox.width - 2 * border_x, font_height,
+ gi->selectbox.inverse_color);
+
+ /* prevent use of cursor graphic by drawing at least two chars */
+ strcat(text, " ");
+ text[gi->selectbox.size] = '\0';
+
+ mask_mode = BLIT_INVERSE;
+ }
+
+ DrawTextExt(drawto,
+ gi->selectbox.x + border_x,
+ gi->selectbox.y + border_y + i * font_height, text,
+ font_nr, mask_mode);
+ }
+
+ redraw_selectbox = TRUE;
+ }
+ else if (gi->selectbox.open)
+ {
+ gi->selectbox.open = FALSE;
+
+ /* restore background under selectbox */
+ BlitBitmap(gfx.field_save_buffer, drawto,
+ gi->selectbox.x, gi->selectbox.y,
+ gi->selectbox.width, gi->selectbox.height,
+ gi->selectbox.x, gi->selectbox.y);
+
+ /* redraw closed selectbox */
+ DrawGadget(gi, FALSE, FALSE);
+
+ redraw_selectbox = TRUE;
+ }
}
break;
int xpos = gi->x;
int ypos = gi->y + gi->scrollbar.position;
int design_full = gi->width;
- int design_body = design_full - 2 * gi->border.size;
+ int design_body = design_full - 2 * gi->border.ysize;
int size_full = gi->scrollbar.size;
- int size_body = size_full - 2 * gi->border.size;
+ int size_body = size_full - 2 * gi->border.ysize;
int num_steps = size_body / design_body;
int step_size_remain = size_body - num_steps * design_body;
/* clear scrollbar area */
- ClearRectangle(backbuffer, gi->x, gi->y, gi->width, gi->height);
+ ClearRectangleOnBackground(backbuffer, gi->x, gi->y,
+ gi->width, gi->height);
/* upper part of gadget */
- BlitBitmap(gd->bitmap, drawto,
- gd->x, gd->y,
- gi->width, gi->border.size,
- xpos, ypos);
+ BlitBitmapOnBackground(gd->bitmap, drawto,
+ gd->x, gd->y,
+ gi->width, gi->border.ysize,
+ xpos, ypos);
/* middle part of gadget */
- for (i=0; i<num_steps; i++)
- BlitBitmap(gd->bitmap, drawto,
- gd->x, gd->y + gi->border.size,
- gi->width, design_body,
- xpos, ypos + gi->border.size + i * design_body);
+ for (i=0; i < num_steps; i++)
+ BlitBitmapOnBackground(gd->bitmap, drawto,
+ gd->x, gd->y + gi->border.ysize,
+ gi->width, design_body,
+ xpos,
+ ypos + gi->border.ysize + i * design_body);
/* remaining middle part of gadget */
if (step_size_remain > 0)
- BlitBitmap(gd->bitmap, drawto,
- gd->x, gd->y + gi->border.size,
- gi->width, step_size_remain,
- xpos, ypos + gi->border.size + num_steps * design_body);
+ BlitBitmapOnBackground(gd->bitmap, drawto,
+ gd->x, gd->y + gi->border.ysize,
+ gi->width, step_size_remain,
+ xpos,
+ ypos + gi->border.ysize
+ + num_steps * design_body);
/* lower part of gadget */
- BlitBitmap(gd->bitmap, drawto,
- gd->x, gd->y + design_full - gi->border.size,
- gi->width, gi->border.size,
- xpos, ypos + size_full - gi->border.size);
+ BlitBitmapOnBackground(gd->bitmap, drawto,
+ gd->x, gd->y + design_full - gi->border.ysize,
+ gi->width, gi->border.ysize,
+ xpos, ypos + size_full - gi->border.ysize);
}
break;
int xpos = gi->x + gi->scrollbar.position;
int ypos = gi->y;
int design_full = gi->height;
- int design_body = design_full - 2 * gi->border.size;
+ int design_body = design_full - 2 * gi->border.xsize;
int size_full = gi->scrollbar.size;
- int size_body = size_full - 2 * gi->border.size;
+ int size_body = size_full - 2 * gi->border.xsize;
int num_steps = size_body / design_body;
int step_size_remain = size_body - num_steps * design_body;
/* clear scrollbar area */
- ClearRectangle(backbuffer, gi->x, gi->y, gi->width, gi->height);
+ ClearRectangleOnBackground(backbuffer, gi->x, gi->y,
+ gi->width, gi->height);
/* left part of gadget */
- BlitBitmap(gd->bitmap, drawto,
- gd->x, gd->y,
- gi->border.size, gi->height,
- xpos, ypos);
+ BlitBitmapOnBackground(gd->bitmap, drawto,
+ gd->x, gd->y,
+ gi->border.xsize, gi->height,
+ xpos, ypos);
/* middle part of gadget */
- for (i=0; i<num_steps; i++)
- BlitBitmap(gd->bitmap, drawto,
- gd->x + gi->border.size, gd->y,
- design_body, gi->height,
- xpos + gi->border.size + i * design_body, ypos);
+ for (i=0; i < num_steps; i++)
+ BlitBitmapOnBackground(gd->bitmap, drawto,
+ gd->x + gi->border.xsize, gd->y,
+ design_body, gi->height,
+ xpos + gi->border.xsize + i * design_body,
+ ypos);
/* remaining middle part of gadget */
if (step_size_remain > 0)
- BlitBitmap(gd->bitmap, drawto,
- gd->x + gi->border.size, gd->y,
- step_size_remain, gi->height,
- xpos + gi->border.size + num_steps * design_body, ypos);
+ BlitBitmapOnBackground(gd->bitmap, drawto,
+ gd->x + gi->border.xsize, gd->y,
+ step_size_remain, gi->height,
+ xpos + gi->border.xsize
+ + num_steps * design_body,
+ ypos);
/* right part of gadget */
- BlitBitmap(gd->bitmap, drawto,
- gd->x + design_full - gi->border.size, gd->y,
- gi->border.size, gi->height,
- xpos + size_full - gi->border.size, ypos);
+ BlitBitmapOnBackground(gd->bitmap, drawto,
+ gd->x + design_full - gi->border.xsize, gd->y,
+ gi->border.xsize, gi->height,
+ xpos + size_full - gi->border.xsize, ypos);
}
break;
return;
}
+ // do not use direct gadget drawing anymore; this worked as a speed-up once,
+ // but would slow things down a lot now the screen is always fully redrawn
+ direct = FALSE;
+
if (direct)
+ {
BlitBitmap(drawto, window,
gi->x, gi->y, gi->width, gi->height, gi->x, gi->y);
+
+ if (gi->type == GD_TYPE_SELECTBOX && redraw_selectbox)
+ BlitBitmap(drawto, window,
+ gi->selectbox.x, gi->selectbox.y,
+ gi->selectbox.width, gi->selectbox.height,
+ gi->selectbox.x, gi->selectbox.y);
+ }
else
- redraw_mask |= (gi->x < gfx.sx + gfx.sxsize ? REDRAW_FIELD :
- gi->y < gfx.dy + gfx.dysize ? REDRAW_DOOR_1 :
- gi->y > gfx.vy ? REDRAW_DOOR_2 : REDRAW_DOOR_3);
+ {
+ int x = gi->x;
+ int y = gi->y;
+
+ redraw_mask |= (IN_GFX_FIELD_FULL(x, y) ? REDRAW_FIELD :
+ IN_GFX_DOOR_1(x, y) ? REDRAW_DOOR_1 :
+ IN_GFX_DOOR_2(x, y) ? REDRAW_DOOR_2 :
+ IN_GFX_DOOR_3(x, y) ? REDRAW_DOOR_3 : REDRAW_ALL);
+ }
+}
+
+static int get_minimal_size_for_numeric_input(int minmax_value)
+{
+ int min_size = 1; /* value needs at least one digit */
+ int i;
+
+ /* add number of digits needed for absolute value */
+ for (i = 10; i <= ABS(minmax_value); i *= 10)
+ min_size++;
+
+ /* if min/max value is negative, add one digit for minus sign */
+ if (minmax_value < 0)
+ min_size++;
+
+ return min_size;
}
static void HandleGadgetTags(struct GadgetInfo *gi, int first_tag, va_list ap)
{
int tag = first_tag;
+ if (gi == NULL || gi->deactivated)
+ return;
+
while (tag != GDI_END)
{
switch(tag)
{
+ case GDI_IMAGE_ID:
+ gi->image_id = va_arg(ap, int);
+ break;
+
case GDI_CUSTOM_ID:
gi->custom_id = va_arg(ap, int);
break;
case GDI_INFO_TEXT:
{
- int max_textsize = MAX_INFO_TEXTSIZE - 1;
+ int max_textsize = MAX_INFO_TEXTSIZE;
char *text = va_arg(ap, char *);
if (text != NULL)
break;
case GDI_TYPE:
- gi->type = va_arg(ap, unsigned long);
+ gi->type = va_arg(ap, unsigned int);
break;
case GDI_STATE:
- gi->state = va_arg(ap, unsigned long);
+ gi->state = va_arg(ap, unsigned int);
+ break;
+
+ case GDI_ACTIVE:
+ gi->active = (boolean)va_arg(ap, int);
+ break;
+
+ case GDI_DIRECT_DRAW:
+ gi->direct_draw = (boolean)va_arg(ap, int);
break;
case GDI_CHECKED:
- /* take care here: "boolean" is typedef'ed as "unsigned char",
- which gets promoted to "int" */
gi->checked = (boolean)va_arg(ap, int);
break;
case GDI_RADIO_NR:
- gi->radio_nr = va_arg(ap, unsigned long);
+ gi->radio_nr = va_arg(ap, unsigned int);
break;
case GDI_NUMBER_VALUE:
- gi->text.number_value = va_arg(ap, long);
- sprintf(gi->text.value, "%d", gi->text.number_value);
- gi->text.cursor_position = strlen(gi->text.value);
+ gi->textinput.number_value = va_arg(ap, int);
+ sprintf(gi->textinput.value, "%d", gi->textinput.number_value);
+ strcpy(gi->textinput.last_value, gi->textinput.value);
+ gi->textinput.cursor_position = strlen(gi->textinput.value);
break;
case GDI_NUMBER_MIN:
- gi->text.number_min = va_arg(ap, long);
- if (gi->text.number_value < gi->text.number_min)
+ gi->textinput.number_min = va_arg(ap, int);
+ if (gi->textinput.number_value < gi->textinput.number_min)
{
- gi->text.number_value = gi->text.number_min;
- sprintf(gi->text.value, "%d", gi->text.number_value);
+ gi->textinput.number_value = gi->textinput.number_min;
+ sprintf(gi->textinput.value, "%d", gi->textinput.number_value);
+ strcpy(gi->textinput.last_value, gi->textinput.value);
}
break;
case GDI_NUMBER_MAX:
- gi->text.number_max = va_arg(ap, long);
- if (gi->text.number_value > gi->text.number_max)
+ gi->textinput.number_max = va_arg(ap, int);
+ if (gi->textinput.number_value > gi->textinput.number_max)
{
- gi->text.number_value = gi->text.number_max;
- sprintf(gi->text.value, "%d", gi->text.number_value);
+ gi->textinput.number_value = gi->textinput.number_max;
+ sprintf(gi->textinput.value, "%d", gi->textinput.number_value);
+ strcpy(gi->textinput.last_value, gi->textinput.value);
}
break;
{
int max_textsize = MAX_GADGET_TEXTSIZE;
- if (gi->text.size)
- max_textsize = MIN(gi->text.size, MAX_GADGET_TEXTSIZE - 1);
+ if (gi->textinput.size)
+ max_textsize = MIN(gi->textinput.size, MAX_GADGET_TEXTSIZE);
+
+ strncpy(gi->textinput.value, va_arg(ap, char *), max_textsize);
+ strcpy(gi->textinput.last_value, gi->textinput.value);
+
+ gi->textinput.value[max_textsize] = '\0';
+ gi->textinput.cursor_position = strlen(gi->textinput.value);
- strncpy(gi->text.value, va_arg(ap, char *), max_textsize);
- gi->text.value[max_textsize] = '\0';
- gi->text.cursor_position = strlen(gi->text.value);
+ /* same tag also used for other gadget definitions */
+ strcpy(gi->textbutton.value, gi->textinput.value);
+ strcpy(gi->textarea.value, gi->textinput.value);
+ strcpy(gi->textarea.last_value, gi->textinput.value);
}
break;
case GDI_TEXT_SIZE:
{
int tag_value = va_arg(ap, int);
- int max_textsize = MIN(tag_value, MAX_GADGET_TEXTSIZE - 1);
+ int max_textsize = MIN(tag_value, MAX_GADGET_TEXTSIZE);
- gi->text.size = max_textsize;
- gi->text.value[max_textsize] = '\0';
+ gi->textinput.size = max_textsize;
+ gi->textinput.value[max_textsize] = '\0';
+ strcpy(gi->textinput.last_value, gi->textinput.value);
+
+ /* same tag also used for other gadget definitions */
+
+ gi->textarea.size = max_textsize;
+ gi->textarea.value[max_textsize] = '\0';
+ strcpy(gi->textarea.last_value, gi->textinput.value);
+
+ gi->textbutton.size = max_textsize;
+ gi->textbutton.value[max_textsize] = '\0';
+
+ gi->selectbox.size = gi->textinput.size;
}
break;
case GDI_TEXT_FONT:
- gi->text.font_type = va_arg(ap, int);
+ gi->font = va_arg(ap, int);
+ if (gi->font_active == 0)
+ gi->font_active = gi->font;
+ if (gi->font_unselectable == 0)
+ gi->font_unselectable = gi->font;
+ break;
+
+ case GDI_TEXT_FONT_ACTIVE:
+ gi->font_active = va_arg(ap, int);
+ break;
+
+ case GDI_TEXT_FONT_UNSELECTABLE:
+ gi->font_unselectable = va_arg(ap, int);
+ break;
+
+ case GDI_SELECTBOX_OPTIONS:
+ gi->selectbox.options = va_arg(ap, struct ValueTextInfo *);
+ break;
+
+ case GDI_SELECTBOX_INDEX:
+ gi->selectbox.index = va_arg(ap, int);
+ break;
+
+ case GDI_SELECTBOX_CHAR_UNSELECTABLE:
+ gi->selectbox.char_unselectable = (char)va_arg(ap, int);
break;
case GDI_DESIGN_UNPRESSED:
break;
case GDI_BORDER_SIZE:
- gi->border.size = va_arg(ap, int);
+ gi->border.xsize = va_arg(ap, int);
+ gi->border.ysize = va_arg(ap, int);
+ break;
+
+ case GDI_BORDER_SIZE_SELECTBUTTON:
+ gi->border.xsize_selectbutton = va_arg(ap, int);
break;
- case GDI_TEXTINPUT_DESIGN_WIDTH:
+ case GDI_DESIGN_WIDTH:
gi->border.width = va_arg(ap, int);
break;
gi->deco.yshift = va_arg(ap, int);
break;
+ case GDI_DECORATION_MASKED:
+ gi->deco.masked = (boolean)va_arg(ap, int);
+ break;
+
case GDI_EVENT_MASK:
- gi->event_mask = va_arg(ap, unsigned long);
+ gi->event_mask = va_arg(ap, unsigned int);
break;
case GDI_AREA_SIZE:
gi->drawing.area_ysize = va_arg(ap, int);
/* determine dependent values for drawing area gadget, if needed */
- if (gi->width == 0 && gi->height == 0 &&
- gi->drawing.item_xsize !=0 && gi->drawing.item_ysize !=0)
+ if (gi->drawing.item_xsize != 0 && gi->drawing.item_ysize != 0)
{
gi->width = gi->drawing.area_xsize * gi->drawing.item_xsize;
gi->height = gi->drawing.area_ysize * gi->drawing.item_ysize;
}
- else if (gi->drawing.item_xsize == 0 && gi->drawing.item_ysize == 0 &&
- gi->width != 0 && gi->height != 0)
+ else if (gi->width != 0 && gi->height != 0)
{
gi->drawing.item_xsize = gi->width / gi->drawing.area_xsize;
gi->drawing.item_ysize = gi->height / gi->drawing.area_ysize;
}
+
+ /* same tag also used for other gadget definitions */
+ gi->textarea.xsize = gi->drawing.area_xsize;
+ gi->textarea.ysize = gi->drawing.area_ysize;
+
+ if (gi->type & GD_TYPE_TEXT_AREA) /* force recalculation */
+ {
+ gi->width = 0;
+ gi->height = 0;
+ }
+
break;
case GDI_ITEM_SIZE:
gi->drawing.item_ysize = va_arg(ap, int);
/* determine dependent values for drawing area gadget, if needed */
- if (gi->width == 0 && gi->height == 0 &&
- gi->drawing.area_xsize !=0 && gi->drawing.area_ysize !=0)
+ if (gi->drawing.area_xsize != 0 && gi->drawing.area_ysize != 0)
{
gi->width = gi->drawing.area_xsize * gi->drawing.item_xsize;
gi->height = gi->drawing.area_ysize * gi->drawing.item_ysize;
}
- else if (gi->drawing.area_xsize == 0 && gi->drawing.area_ysize == 0 &&
- gi->width != 0 && gi->height != 0)
+ else if (gi->width != 0 && gi->height != 0)
{
gi->drawing.area_xsize = gi->width / gi->drawing.item_xsize;
gi->drawing.area_ysize = gi->height / gi->drawing.item_ysize;
gi->scrollbar.item_position = va_arg(ap, int);
break;
+ case GDI_WHEEL_AREA_X:
+ gi->wheelarea.x = va_arg(ap, int);
+ break;
+
+ case GDI_WHEEL_AREA_Y:
+ gi->wheelarea.y = va_arg(ap, int);
+ break;
+
+ case GDI_WHEEL_AREA_WIDTH:
+ gi->wheelarea.width = va_arg(ap, int);
+ break;
+
+ case GDI_WHEEL_AREA_HEIGHT:
+ gi->wheelarea.height = va_arg(ap, int);
+ break;
+
case GDI_CALLBACK_INFO:
gi->callback_info = va_arg(ap, gadget_function);
break;
tag = va_arg(ap, int); /* read next tag */
}
- /* check if gadget complete */
+ gi->deactivated = FALSE;
+
+ /* check if gadget has undefined bitmaps */
if (gi->type != GD_TYPE_DRAWING_AREA &&
- (!gi->design[GD_BUTTON_UNPRESSED].bitmap ||
- !gi->design[GD_BUTTON_PRESSED].bitmap))
- Error(ERR_EXIT, "gadget incomplete (missing Bitmap)");
+ (gi->design[GD_BUTTON_UNPRESSED].bitmap == NULL ||
+ gi->design[GD_BUTTON_PRESSED].bitmap == NULL))
+ gi->deactivated = TRUE;
+
+ /* check if gadget is placed off-screen */
+ if (gi->x < 0 || gi->y < 0)
+ gi->deactivated = TRUE;
/* adjust gadget values in relation to other gadget values */
- if (gi->type & GD_TYPE_TEXTINPUT)
+ if (gi->type & GD_TYPE_TEXT_INPUT)
{
- int font_width = getFontWidth(FS_SMALL, gi->text.font_type);
- int font_height = getFontHeight(FS_SMALL, gi->text.font_type);
+ int font_nr = gi->font_active;
+ int font_width = getFontWidth(font_nr);
+ int font_height = getFontHeight(font_nr);
+ int border_xsize = gi->border.xsize;
+ int border_ysize = gi->border.ysize;
+
+ if (gi->type == GD_TYPE_TEXT_INPUT_NUMERIC)
+ {
+ int number_min = gi->textinput.number_min;
+ int number_max = gi->textinput.number_max;
+ int min_size_min = get_minimal_size_for_numeric_input(number_min);
+ int min_size_max = get_minimal_size_for_numeric_input(number_max);
+ int min_size = MAX(min_size_min, min_size_max);
+
+ /* expand gadget text input size, if maximal value is too large */
+ if (gi->textinput.size < min_size)
+ gi->textinput.size = min_size;
+ }
- gi->width = 2 * gi->border.size + (gi->text.size + 1) * font_width;
- gi->height = 2 * gi->border.size + font_height;
+ gi->width = 2 * border_xsize + (gi->textinput.size + 1) * font_width;
+ gi->height = 2 * border_ysize + font_height;
}
- if (gi->type & GD_TYPE_TEXTINPUT_NUMERIC)
+ if (gi->type & GD_TYPE_SELECTBOX)
{
- struct GadgetTextInput *text = &gi->text;
+ int font_nr = gi->font_active;
+ int font_width = getFontWidth(font_nr);
+ int font_height = getFontHeight(font_nr);
+ int border_xsize = gi->border.xsize;
+ int border_ysize = gi->border.ysize;
+ int button_size = gi->border.xsize_selectbutton;
+ int bottom_screen_border = gfx.sy + gfx.sysize - font_height;
+ Bitmap *src_bitmap;
+ int src_x, src_y;
+
+ gi->width = 2 * border_xsize + gi->textinput.size*font_width +button_size;
+ gi->height = 2 * border_ysize + font_height;
+
+ if (gi->selectbox.options == NULL)
+ Error(ERR_EXIT, "selectbox gadget incomplete (missing options array)");
+
+ gi->selectbox.num_values = 0;
+ while (gi->selectbox.options[gi->selectbox.num_values].text != NULL)
+ gi->selectbox.num_values++;
+
+ /* calculate values for open selectbox */
+ gi->selectbox.width = gi->width;
+ gi->selectbox.height =
+ 2 * border_ysize + gi->selectbox.num_values * font_height;
+
+ gi->selectbox.x = gi->x;
+ gi->selectbox.y = gi->y + gi->height;
+ if (gi->selectbox.y + gi->selectbox.height > bottom_screen_border)
+ gi->selectbox.y = gi->y - gi->selectbox.height;
+ if (gi->selectbox.y < 0)
+ gi->selectbox.y = bottom_screen_border - gi->selectbox.height;
+
+ getFontCharSource(font_nr, FONT_ASCII_CURSOR, &src_bitmap, &src_x, &src_y);
+ src_x += font_width / 2;
+ src_y += font_height / 2;
+
+ /* there may be esoteric cases with missing or too small font bitmap */
+ if (src_bitmap != NULL &&
+ src_x < src_bitmap->width && src_y < src_bitmap->height)
+ gi->selectbox.inverse_color = GetPixel(src_bitmap, src_x, src_y);
+
+ /* always start with closed selectbox */
+ gi->selectbox.open = FALSE;
+ }
+
+ if (gi->type & GD_TYPE_TEXT_INPUT_NUMERIC)
+ {
+ struct GadgetTextInput *text = &gi->textinput;
int value = text->number_value;
text->number_value = (value < text->number_min ? text->number_min :
sprintf(text->value, "%d", text->number_value);
}
+ if (gi->type & GD_TYPE_TEXT_BUTTON)
+ {
+ int font_nr = gi->font_active;
+ int font_width = getFontWidth(font_nr);
+ int font_height = getFontHeight(font_nr);
+ int border_xsize = gi->border.xsize;
+ int border_ysize = gi->border.ysize;
+
+ gi->width = 2 * border_xsize + gi->textbutton.size * font_width;
+ gi->height = 2 * border_ysize + font_height;
+ }
+
if (gi->type & GD_TYPE_SCROLLBAR)
{
struct GadgetScrollbar *gs = &gi->scrollbar;
+ int scrollbar_size_cmp;
if (gi->width == 0 || gi->height == 0 ||
gs->items_max == 0 || gs->items_visible == 0)
Error(ERR_EXIT, "scrollbar gadget incomplete (missing tags)");
/* calculate internal scrollbar values */
+ gs->size_min = (gi->type == GD_TYPE_SCROLLBAR_VERTICAL ?
+ gi->width : gi->height);
gs->size_max = (gi->type == GD_TYPE_SCROLLBAR_VERTICAL ?
gi->height : gi->width);
- gs->size = gs->size_max * gs->items_visible / gs->items_max;
- gs->position = gs->size_max * gs->item_position / gs->items_max;
+
+ scrollbar_size_cmp = gs->size_max * gs->items_visible / gs->items_max;
+ gs->size = MAX(scrollbar_size_cmp, gs->size_min);
+ gs->size_max_cmp = (gs->size_max - (gs->size - scrollbar_size_cmp));
+
+ gs->position = gs->size_max_cmp * gs->item_position / gs->items_max;
gs->position_max = gs->size_max - gs->size;
gs->correction = gs->size_max / gs->items_max / 2;
if (gs->item_position == gs->items_max - gs->items_visible)
gs->position = gs->position_max;
}
+
+ if (gi->type & GD_TYPE_TEXT_AREA)
+ {
+ int font_nr = gi->font_active;
+ int font_width = getFontWidth(font_nr);
+ int font_height = getFontHeight(font_nr);
+ int border_xsize = gi->border.xsize;
+ int border_ysize = gi->border.ysize;
+
+ if (gi->width == 0 || gi->height == 0)
+ {
+ gi->width = 2 * border_xsize + gi->textarea.xsize * font_width;
+ gi->height = 2 * border_ysize + gi->textarea.ysize * font_height;
+ }
+ else
+ {
+ gi->textarea.xsize = (gi->width - 2 * border_xsize) / font_width;
+ gi->textarea.ysize = (gi->height - 2 * border_ysize) / font_height;
+ }
+ }
}
void ModifyGadget(struct GadgetInfo *gi, int first_tag, ...)
void RedrawGadget(struct GadgetInfo *gi)
{
+ if (gi == NULL || gi->deactivated)
+ return;
+
if (gi->mapped)
- DrawGadget(gi, gi->state, DG_DIRECT);
+ DrawGadget(gi, gi->state, gi->direct_draw);
}
struct GadgetInfo *CreateGadget(int first_tag, ...)
{
- struct GadgetInfo *new_gadget = checked_malloc(sizeof(struct GadgetInfo));
+ struct GadgetInfo *new_gadget = checked_calloc(sizeof(struct GadgetInfo));
va_list ap;
/* always start with reliable default values */
- memset(new_gadget, 0, sizeof(struct GadgetInfo)); /* zero all fields */
new_gadget->id = getNewGadgetID();
+ new_gadget->image_id = -1;
new_gadget->callback_info = default_callback_info;
new_gadget->callback_action = default_callback_action;
+ new_gadget->active = TRUE;
+ new_gadget->direct_draw = TRUE;
+
+ new_gadget->next = NULL;
va_start(ap, first_tag);
HandleGadgetTags(new_gadget, first_tag, ap);
{
struct GadgetInfo *gi_previous = gadget_list_first_entry;
- while (gi_previous && gi_previous->next != gi)
+ if (gi == NULL)
+ return;
+
+ /* prevent "last_info_gi" from pointing to memory that will be freed */
+ if (last_info_gi == gi)
+ last_info_gi = NULL;
+
+ while (gi_previous != NULL && gi_previous->next != gi)
gi_previous = gi_previous->next;
if (gi == gadget_list_first_entry)
if (gi == gadget_list_last_entry)
gadget_list_last_entry = gi_previous;
- gi_previous->next = gi->next;
+ if (gi_previous != NULL)
+ gi_previous->next = gi->next;
+
free(gi);
}
static void CheckRangeOfNumericInputGadget(struct GadgetInfo *gi)
{
- if (gi->type != GD_TYPE_TEXTINPUT_NUMERIC)
+ if (gi->type != GD_TYPE_TEXT_INPUT_NUMERIC)
return;
- gi->text.number_value = atoi(gi->text.value);
+ gi->textinput.number_value = atoi(gi->textinput.value);
- if (gi->text.number_value < gi->text.number_min)
- gi->text.number_value = gi->text.number_min;
- if (gi->text.number_value > gi->text.number_max)
- gi->text.number_value = gi->text.number_max;
+ if (gi->textinput.number_value < gi->textinput.number_min)
+ gi->textinput.number_value = gi->textinput.number_min;
+ if (gi->textinput.number_value > gi->textinput.number_max)
+ gi->textinput.number_value = gi->textinput.number_max;
- sprintf(gi->text.value, "%d", gi->text.number_value);
+ sprintf(gi->textinput.value, "%d", gi->textinput.number_value);
- if (gi->text.cursor_position < 0)
- gi->text.cursor_position = 0;
- else if (gi->text.cursor_position > strlen(gi->text.value))
- gi->text.cursor_position = strlen(gi->text.value);
+ if (gi->textinput.cursor_position < 0)
+ gi->textinput.cursor_position = 0;
+ else if (gi->textinput.cursor_position > strlen(gi->textinput.value))
+ gi->textinput.cursor_position = strlen(gi->textinput.value);
}
/* global pointer to gadget actually in use (when mouse button pressed) */
static void MapGadgetExt(struct GadgetInfo *gi, boolean redraw)
{
- if (gi == NULL || gi->mapped)
+ if (gi == NULL || gi->deactivated || gi->mapped)
return;
gi->mapped = TRUE;
void UnmapGadget(struct GadgetInfo *gi)
{
- if (gi == NULL || !gi->mapped)
+ if (gi == NULL || gi->deactivated || !gi->mapped)
return;
gi->mapped = FALSE;
#define MULTIMAP_PLAYFIELD (1 << 3)
#define MULTIMAP_DOOR_1 (1 << 4)
#define MULTIMAP_DOOR_2 (1 << 5)
+#define MULTIMAP_DOOR_3 (1 << 6)
#define MULTIMAP_ALL (MULTIMAP_PLAYFIELD | \
- MULTIMAP_DOOR_1 | \
- MULTIMAP_DOOR_2)
+ MULTIMAP_DOOR_1 | \
+ MULTIMAP_DOOR_2 | \
+ MULTIMAP_DOOR_3)
static void MultiMapGadgets(int mode)
{
static boolean map_state[MAX_NUM_GADGETS];
int map_count = 0;
- while (gi)
+ while (gi != NULL)
{
- if ((mode & MULTIMAP_PLAYFIELD &&
- gi->x < gfx.sx + gfx.sxsize) ||
- (mode & MULTIMAP_DOOR_1 &&
- gi->x >= gfx.dx && gi->y < gfx.dy + gfx.dysize) ||
- (mode & MULTIMAP_DOOR_2 &&
- gi->x >= gfx.dx && gi->y > gfx.dy + gfx.dysize) ||
+ int x = gi->x;
+ int y = gi->y;
+
+ if ((mode & MULTIMAP_PLAYFIELD && IN_GFX_FIELD_FULL(x, y)) ||
+ (mode & MULTIMAP_DOOR_1 && IN_GFX_DOOR_1(x, y)) ||
+ (mode & MULTIMAP_DOOR_2 && IN_GFX_DOOR_2(x, y)) ||
+ (mode & MULTIMAP_DOOR_3 && IN_GFX_DOOR_3(x, y)) ||
(mode & MULTIMAP_ALL) == MULTIMAP_ALL)
{
if (mode & MULTIMAP_UNMAP)
}
}
-void UnmapAllGadgets()
+void UnmapAllGadgets(void)
{
MultiMapGadgets(MULTIMAP_ALL | MULTIMAP_UNMAP);
}
-void RemapAllGadgets()
+void RemapAllGadgets(void)
{
MultiMapGadgets(MULTIMAP_ALL | MULTIMAP_REMAP);
}
-boolean anyTextGadgetActive()
+boolean anyTextInputGadgetActive(void)
+{
+ return (last_gi && (last_gi->type & GD_TYPE_TEXT_INPUT) && last_gi->mapped);
+}
+
+boolean anyTextAreaGadgetActive(void)
+{
+ return (last_gi && (last_gi->type & GD_TYPE_TEXT_AREA) && last_gi->mapped);
+}
+
+boolean anySelectboxGadgetActive(void)
+{
+ return (last_gi && (last_gi->type & GD_TYPE_SELECTBOX) && last_gi->mapped);
+}
+
+boolean anyScrollbarGadgetActive(void)
+{
+ return (last_gi && (last_gi->type & GD_TYPE_SCROLLBAR) && last_gi->mapped);
+}
+
+boolean anyTextGadgetActive(void)
+{
+ return (anyTextInputGadgetActive() ||
+ anyTextAreaGadgetActive() ||
+ anySelectboxGadgetActive());
+}
+
+static boolean insideSelectboxLine(struct GadgetInfo *gi, int mx, int my)
+{
+ return (gi != NULL &&
+ gi->type & GD_TYPE_SELECTBOX &&
+ mx >= gi->x && mx < gi->x + gi->width &&
+ my >= gi->y && my < gi->y + gi->height);
+}
+
+static boolean insideSelectboxArea(struct GadgetInfo *gi, int mx, int my)
{
- return (last_gi && last_gi->type & GD_TYPE_TEXTINPUT && last_gi->mapped);
+ return (gi != NULL &&
+ gi->type & GD_TYPE_SELECTBOX &&
+ mx >= gi->selectbox.x && mx < gi->selectbox.x + gi->selectbox.width &&
+ my >= gi->selectbox.y && my < gi->selectbox.y + gi->selectbox.height);
}
void ClickOnGadget(struct GadgetInfo *gi, int button)
{
+ if (gi == NULL || gi->deactivated || !gi->mapped)
+ return;
+
/* simulate releasing mouse button over last gadget, if still pressed */
if (button_status)
HandleGadgets(-1, -1, 0);
HandleGadgets(gi->x, gi->y, 0);
}
-void HandleGadgets(int mx, int my, int button)
+boolean HandleGadgets(int mx, int my, int button)
{
- static struct GadgetInfo *last_info_gi = NULL;
- static unsigned long pressed_delay = 0;
+ static unsigned int pressed_delay = 0;
+ static unsigned int pressed_delay_value = GADGET_FRAME_DELAY;
static int last_button = 0;
static int last_mx = 0, last_my = 0;
+ static int pressed_mx = 0, pressed_my = 0;
+ static boolean keep_selectbox_open = FALSE;
+ static boolean gadget_stopped = FALSE;
int scrollbar_mouse_pos = 0;
struct GadgetInfo *new_gi, *gi;
boolean press_event;
boolean release_event;
boolean mouse_moving;
+ boolean mouse_inside_select_line;
+ boolean mouse_inside_select_area;
+ boolean mouse_released_where_pressed;
boolean gadget_pressed;
boolean gadget_pressed_repeated;
+ boolean gadget_pressed_off_borders;
+ boolean gadget_pressed_inside_select_line;
+ boolean gadget_pressed_delay_reached;
boolean gadget_moving;
boolean gadget_moving_inside;
boolean gadget_moving_off_borders;
+ boolean gadget_draggable;
+ boolean gadget_dragging;
boolean gadget_released;
boolean gadget_released_inside;
+ boolean gadget_released_inside_select_area;
boolean gadget_released_off_borders;
boolean changed_position = FALSE;
/* check if there are any gadgets defined */
if (gadget_list_first_entry == NULL)
- return;
+ return FALSE;
+
+ /* simulated release of mouse button over last gadget */
+ if (mx == -1 && my == -1 && button == 0)
+ {
+ mx = last_mx;
+ my = last_my;
+ }
/* check which gadget is under the mouse pointer */
- new_gi = getGadgetInfoFromMousePosition(mx, my);
+ new_gi = getGadgetInfoFromMousePosition(mx, my, button);
/* check if button state has changed since last invocation */
- press_event = (button != 0 && last_button == 0);
+ press_event = (button != 0 && last_button == 0);
release_event = (button == 0 && last_button != 0);
last_button = button;
last_mx = mx;
last_my = my;
- /* special treatment for text and number input gadgets */
- if (anyTextGadgetActive() && button != 0 && !motion_status)
+ if (press_event && new_gi != last_gi)
{
- struct GadgetInfo *gi = last_gi;
+ pressed_mx = mx;
+ pressed_my = my;
+ }
- if (new_gi == last_gi)
- {
- /* if mouse button pressed inside activated text gadget, set cursor */
- gi->text.cursor_position =
- (mx - gi->x - gi->border.size) /
- getFontWidth(FS_SMALL, gi->text.font_type);
+ mouse_released_where_pressed =
+ (release_event && mx == pressed_mx && my == pressed_my);
- if (gi->text.cursor_position < 0)
- gi->text.cursor_position = 0;
- else if (gi->text.cursor_position > strlen(gi->text.value))
- gi->text.cursor_position = strlen(gi->text.value);
+ mouse_inside_select_line = insideSelectboxLine(new_gi, mx, my);
+ mouse_inside_select_area = insideSelectboxArea(new_gi, mx, my);
- DrawGadget(gi, DG_PRESSED, DG_DIRECT);
- }
- else
+ gadget_pressed_off_borders = (press_event && new_gi != last_gi);
+
+ gadget_pressed_inside_select_line =
+ (press_event && new_gi != NULL &&
+ new_gi->type & GD_TYPE_SELECTBOX && new_gi->selectbox.open &&
+ insideSelectboxLine(new_gi, mx, my));
+
+ /* if mouse button pressed outside text or selectbox gadget, deactivate it */
+ if (anyTextGadgetActive() &&
+ (gadget_pressed_off_borders ||
+ (gadget_pressed_inside_select_line && !mouse_inside_select_area)))
+ {
+ struct GadgetInfo *gi = last_gi;
+ boolean gadget_changed = ((gi->event_mask & GD_EVENT_TEXT_LEAVING) != 0);
+
+ /* check if text gadget has changed its value */
+ if (gi->type & GD_TYPE_TEXT_INPUT)
{
- /* if mouse button pressed outside text input gadget, deactivate it */
CheckRangeOfNumericInputGadget(gi);
- DrawGadget(gi, DG_UNPRESSED, DG_DIRECT);
- gi->event.type = GD_EVENT_TEXT_LEAVING;
+ if (!strEqual(gi->textinput.last_value, gi->textinput.value))
+ strcpy(gi->textinput.last_value, gi->textinput.value);
+ else
+ gadget_changed = FALSE;
+ }
- if (gi->event_mask & GD_EVENT_TEXT_LEAVING)
- gi->callback_action(gi);
+ /* selectbox does not change its value when closed by clicking outside */
+ if (gi->type & GD_TYPE_SELECTBOX)
+ gadget_changed = FALSE;
- last_gi = NULL;
- }
+ DrawGadget(gi, DG_UNPRESSED, gi->direct_draw);
+
+ gi->event.type = GD_EVENT_TEXT_LEAVING;
+
+ if (gadget_changed && !(gi->type & GD_TYPE_SELECTBOX))
+ gi->callback_action(gi);
+
+ last_gi = NULL;
+
+ if (gadget_pressed_inside_select_line)
+ new_gi = NULL;
+
+ StopTextInput();
}
gadget_pressed =
gadget_pressed_repeated =
(button != 0 && last_gi != NULL && new_gi == last_gi);
+ gadget_pressed_delay_reached =
+ DelayReached(&pressed_delay, pressed_delay_value);
+
gadget_released = (release_event && last_gi != NULL);
gadget_released_inside = (gadget_released && new_gi == last_gi);
gadget_released_off_borders = (gadget_released && new_gi != last_gi);
gadget_moving_inside = (gadget_moving && new_gi == last_gi);
gadget_moving_off_borders = (gadget_moving && new_gi != last_gi);
+ /* when handling selectbox, set additional state values */
+ if (gadget_released_inside && (last_gi->type & GD_TYPE_SELECTBOX))
+ gadget_released_inside_select_area = insideSelectboxArea(last_gi, mx, my);
+ else
+ gadget_released_inside_select_area = FALSE;
+
+ /* setting state for handling over-large selectbox */
+ if (keep_selectbox_open && (press_event || !mouse_inside_select_line))
+ keep_selectbox_open = FALSE;
+
/* if new gadget pressed, store this gadget */
if (gadget_pressed)
last_gi = new_gi;
(gi->type == GD_TYPE_SCROLLBAR_HORIZONTAL ? mx - gi->x : my - gi->y);
/* if mouse button released, no gadget needs to be handled anymore */
- if (button == 0 && last_gi && !(last_gi->type & GD_TYPE_TEXTINPUT))
- last_gi = NULL;
+ if (gadget_released)
+ {
+ if (gi->type & GD_TYPE_SELECTBOX &&
+ (keep_selectbox_open ||
+ mouse_released_where_pressed ||
+ !gadget_released_inside_select_area ||
+ !CURRENT_OPTION_SELECTABLE(gi))) /* selectbox stays open */
+ {
+ gi->selectbox.stay_open = TRUE;
+ pressed_mx = 0;
+ pressed_my = 0;
+ }
+ else if (!(gi->type & GD_TYPE_TEXT_INPUT ||
+ gi->type & GD_TYPE_TEXT_AREA)) /* text input stays open */
+ last_gi = NULL;
+ }
/* modify event position values even if no gadget is pressed */
if (button == 0 && !release_event)
gi = new_gi;
- if (gi)
+ /* if new gadget or if no gadget was pressed, release stopped processing */
+ if (gadget_pressed || new_gi == NULL)
+ gadget_stopped = FALSE;
+
+ /* if gadget was stopped while being handled, stop gadget processing here */
+ if (gadget_stopped)
+ return TRUE;
+
+ if (gi != NULL)
{
int last_x = gi->event.x;
int last_y = gi->event.y;
+ int last_mx = gi->event.mx;
+ int last_my = gi->event.my;
- gi->event.x = mx - gi->x;
- gi->event.y = my - gi->y;
+ gi->event.x = gi->event.mx = mx - gi->x;
+ gi->event.y = gi->event.my = my - gi->y;
if (gi->type == GD_TYPE_DRAWING_AREA)
{
gi->event.x /= gi->drawing.item_xsize;
gi->event.y /= gi->drawing.item_ysize;
- if (last_x != gi->event.x || last_y != gi->event.y)
+ if (last_x != gi->event.x || last_y != gi->event.y ||
+ ((last_mx != gi->event.mx || last_my != gi->event.my) &&
+ gi->event_mask & GD_EVENT_PIXEL_PRECISE))
changed_position = TRUE;
}
+ else if (gi->type & GD_TYPE_TEXT_INPUT && button != 0 && !motion_status)
+ {
+ int old_cursor_position = gi->textinput.cursor_position;
+
+ /* if mouse button pressed inside activated text gadget, set cursor */
+ gi->textinput.cursor_position =
+ (mx - gi->x - gi->border.xsize) / getFontWidth(gi->font);
+
+ if (gi->textinput.cursor_position < 0)
+ gi->textinput.cursor_position = 0;
+ else if (gi->textinput.cursor_position > strlen(gi->textinput.value))
+ gi->textinput.cursor_position = strlen(gi->textinput.value);
+
+ if (gi->textinput.cursor_position != old_cursor_position)
+ DrawGadget(gi, DG_PRESSED, gi->direct_draw);
+
+ if (press_event)
+ StartTextInput(gi->x, gi->y, gi->width, gi->height);
+ }
+ else if (gi->type & GD_TYPE_TEXT_AREA && button != 0 && !motion_status)
+ {
+ int old_cursor_position = gi->textarea.cursor_position;
+ int x = (mx - gi->x - gi->border.xsize) / getFontWidth(gi->font);
+ int y = (my - gi->y - gi->border.ysize) / getFontHeight(gi->font);
+
+ x = (x < 0 ? 0 : x >= gi->textarea.xsize ? gi->textarea.xsize - 1 : x);
+ y = (y < 0 ? 0 : y >= gi->textarea.ysize ? gi->textarea.ysize - 1 : y);
+
+ setTextAreaCursorXY(gi, x, y);
+
+ if (gi->textarea.cursor_position != old_cursor_position)
+ DrawGadget(gi, DG_PRESSED, gi->direct_draw);
+
+ if (press_event)
+ StartTextInput(gi->x, gi->y, gi->width, gi->height);
+ }
+ else if (gi->type & GD_TYPE_SELECTBOX && gi->selectbox.open &&
+ !keep_selectbox_open)
+ {
+ int old_index = gi->selectbox.current_index;
+
+ /* if mouse moving inside activated selectbox, select value */
+ if (my >= gi->selectbox.y && my < gi->selectbox.y + gi->selectbox.height)
+ gi->selectbox.current_index =
+ (my - gi->selectbox.y - gi->border.ysize) / getFontHeight(gi->font);
+
+ if (gi->selectbox.current_index < 0)
+ gi->selectbox.current_index = 0;
+ else if (gi->selectbox.current_index > gi->selectbox.num_values - 1)
+ gi->selectbox.current_index = gi->selectbox.num_values - 1;
+
+ if (gi->selectbox.current_index != old_index)
+ DrawGadget(gi, DG_PRESSED, gi->direct_draw);
+ }
}
/* handle gadget popup info text */
new_gi->event.type = GD_EVENT_INFO_ENTERING;
new_gi->callback_info(new_gi);
}
- else if (last_info_gi != NULL)
+ else if (last_info_gi != NULL && last_info_gi->mapped)
{
last_info_gi->event.type = GD_EVENT_INFO_LEAVING;
last_info_gi->callback_info(last_info_gi);
-
-#if 0
- default_callback_info(NULL);
-
- printf("It seems that we are leaving gadget [%s]!\n",
- (last_info_gi != NULL &&
- last_info_gi->info_text != NULL ?
- last_info_gi->info_text : ""));
-#endif
}
last_info_gi = new_gi;
}
- if (gadget_pressed)
- {
- if (gi->type == GD_TYPE_CHECK_BUTTON)
- {
- gi->checked = !gi->checked;
- }
- else if (gi->type == GD_TYPE_RADIO_BUTTON)
- {
- struct GadgetInfo *rgi = gadget_list_first_entry;
+ gadget_draggable = (gi && gi->type & GD_TYPE_SCROLLBAR);
- while (rgi)
- {
- if (rgi->mapped &&
- rgi->type == GD_TYPE_RADIO_BUTTON &&
- rgi->radio_nr == gi->radio_nr &&
- rgi != gi)
- {
- rgi->checked = FALSE;
- DrawGadget(rgi, DG_UNPRESSED, DG_DIRECT);
- }
+ /* reset drag position for newly pressed scrollbar to "not dragging" */
+ if (gadget_pressed && gadget_draggable)
+ gi->scrollbar.drag_position = -1;
- rgi = rgi->next;
- }
+ gadget_dragging = (gadget_draggable && gi->scrollbar.drag_position != -1);
- gi->checked = TRUE;
+ /* clicking next to a scrollbar to move it is not considered "moving" */
+ if (gadget_draggable && !gadget_dragging)
+ gadget_moving = FALSE;
+
+ /* when leaving scrollbar area when jump-scrolling, stop gadget processing */
+ if (gadget_draggable && !gadget_dragging && gadget_moving_off_borders)
+ gadget_stopped = TRUE;
+
+ if ((gadget_pressed) ||
+ (gadget_pressed_repeated && gadget_pressed_delay_reached))
+ {
+ if (gadget_pressed) /* gadget pressed the first time */
+ {
+ /* initialize delay counter */
+ DelayReached(&pressed_delay, 0);
+
+ /* start gadget delay with longer delay after first click on gadget */
+ pressed_delay_value = GADGET_FRAME_DELAY_FIRST;
}
- else if (gi->type & GD_TYPE_SCROLLBAR)
+ else /* gadget hold pressed for some time */
{
- int mpos, gpos;
+ /* after first repeated gadget click, continue with shorter delay value */
+ pressed_delay_value = GADGET_FRAME_DELAY;
+ }
- if (gi->type == GD_TYPE_SCROLLBAR_HORIZONTAL)
- {
- mpos = mx;
- gpos = gi->x;
- }
- else
- {
- mpos = my;
- gpos = gi->y;
- }
+ if (gi->type & GD_TYPE_SCROLLBAR && !gadget_dragging)
+ {
+ int mpos = (gi->type == GD_TYPE_SCROLLBAR_HORIZONTAL ? mx : my);
+ int gpos = (gi->type == GD_TYPE_SCROLLBAR_HORIZONTAL ? gi->x : gi->y);
+ int slider_start = gpos + gi->scrollbar.position;
+ int slider_end = gpos + gi->scrollbar.position + gi->scrollbar.size - 1;
+ boolean inside_slider = (mpos >= slider_start && mpos <= slider_end);
- if (mpos >= gpos + gi->scrollbar.position &&
- mpos < gpos + gi->scrollbar.position + gi->scrollbar.size)
- {
- /* drag scrollbar */
- gi->scrollbar.drag_position =
- scrollbar_mouse_pos - gi->scrollbar.position;
- }
- else
+ if (IS_WHEEL_BUTTON(button) || !inside_slider)
{
/* click scrollbar one scrollbar length up/left or down/right */
struct GadgetScrollbar *gs = &gi->scrollbar;
int old_item_position = gs->item_position;
+ int item_steps = gs->items_visible - 1;
+ int item_direction = (mpos < gpos + gi->scrollbar.position ? -1 : +1);
+
+ if (IS_WHEEL_BUTTON(button))
+ {
+ boolean scroll_single_step = ((GetKeyModState() & KMOD_Alt) != 0);
+
+ item_steps = (scroll_single_step ? 1 : wheel_steps);
+ item_direction = (button == MB_WHEEL_UP ||
+ button == MB_WHEEL_LEFT ? -1 : +1);
+ }
changed_position = FALSE;
- gs->item_position +=
- gs->items_visible * (mpos < gpos + gi->scrollbar.position ? -1 : +1);
+ gs->item_position += item_steps * item_direction;
if (gs->item_position < 0)
gs->item_position = 0;
- if (gs->item_position > gs->items_max - gs->items_visible)
+ else if (gs->item_position > gs->items_max - gs->items_visible)
gs->item_position = gs->items_max - gs->items_visible;
if (old_item_position != gs->item_position)
if (gi->event_mask & GD_EVENT_MOVING && changed_position)
gi->callback_action(gi);
- /* don't handle this scrollbar anymore while mouse button pressed */
- last_gi = NULL;
+ return TRUE;
+ }
+ else
+ {
+ /* don't handle this scrollbar anymore when mouse position reached */
+ if (gadget_pressed_repeated)
+ {
+ gadget_stopped = TRUE;
+
+ return TRUE;
+ }
+ }
+ }
+ }
+
+ if (gadget_pressed)
+ {
+ PlayGadgetSoundActivating();
+
+ if (gi->type == GD_TYPE_CHECK_BUTTON)
+ {
+ gi->checked = !gi->checked;
+ }
+ else if (gi->type == GD_TYPE_RADIO_BUTTON)
+ {
+ struct GadgetInfo *rgi = gadget_list_first_entry;
+
+ while (rgi)
+ {
+ if (rgi->mapped &&
+ rgi->type == GD_TYPE_RADIO_BUTTON &&
+ rgi->radio_nr == gi->radio_nr &&
+ rgi != gi)
+ {
+ rgi->checked = FALSE;
+ DrawGadget(rgi, DG_UNPRESSED, rgi->direct_draw);
+ }
- return;
+ rgi = rgi->next;
}
+
+ gi->checked = TRUE;
+ }
+ else if (gi->type & GD_TYPE_SCROLLBAR)
+ {
+ int mpos = (gi->type == GD_TYPE_SCROLLBAR_HORIZONTAL ? mx : my);
+ int gpos = (gi->type == GD_TYPE_SCROLLBAR_HORIZONTAL ? gi->x : gi->y);
+ int slider_start = gpos + gi->scrollbar.position;
+ int slider_end = gpos + gi->scrollbar.position + gi->scrollbar.size - 1;
+ boolean inside_slider = (mpos >= slider_start && mpos <= slider_end);
+
+ if (!IS_WHEEL_BUTTON(button) && inside_slider)
+ {
+ /* start dragging scrollbar */
+ gi->scrollbar.drag_position =
+ scrollbar_mouse_pos - gi->scrollbar.position;
+ }
+ }
+ else if (gi->type & GD_TYPE_SELECTBOX)
+ {
+ /* keep selectbox open in case of over-large selectbox */
+ keep_selectbox_open = (mouse_inside_select_line &&
+ mouse_inside_select_area);
}
- DrawGadget(gi, DG_PRESSED, DG_DIRECT);
+ DrawGadget(gi, DG_PRESSED, gi->direct_draw);
gi->state = GD_BUTTON_PRESSED;
gi->event.type = GD_EVENT_PRESSED;
gi->event.button = button;
gi->event.off_borders = FALSE;
- /* initialize delay counter */
- DelayReached(&pressed_delay, 0);
-
if (gi->event_mask & GD_EVENT_PRESSED)
gi->callback_action(gi);
}
{
gi->event.type = GD_EVENT_PRESSED;
- if (gi->event_mask & GD_EVENT_REPEATED &&
- DelayReached(&pressed_delay, GADGET_FRAME_DELAY))
+ if (gi->event_mask & GD_EVENT_REPEATED && gadget_pressed_delay_reached)
gi->callback_action(gi);
}
if (gi->type & GD_TYPE_BUTTON)
{
if (gadget_moving_inside && gi->state == GD_BUTTON_UNPRESSED)
- DrawGadget(gi, DG_PRESSED, DG_DIRECT);
+ DrawGadget(gi, DG_PRESSED, gi->direct_draw);
else if (gadget_moving_off_borders && gi->state == GD_BUTTON_PRESSED)
- DrawGadget(gi, DG_UNPRESSED, DG_DIRECT);
+ DrawGadget(gi, DG_UNPRESSED, gi->direct_draw);
}
+ else if (gi->type & GD_TYPE_SELECTBOX && !keep_selectbox_open)
+ {
+ int old_index = gi->selectbox.current_index;
- if (gi->type & GD_TYPE_SCROLLBAR)
+ /* if mouse moving inside activated selectbox, select value */
+ if (my >= gi->selectbox.y && my < gi->selectbox.y + gi->selectbox.height)
+ gi->selectbox.current_index =
+ (my - gi->selectbox.y - gi->border.ysize) / getFontHeight(gi->font);
+
+ if (gi->selectbox.current_index < 0)
+ gi->selectbox.current_index = 0;
+ else if (gi->selectbox.current_index > gi->selectbox.num_values - 1)
+ gi->selectbox.current_index = gi->selectbox.num_values - 1;
+
+ if (gi->selectbox.current_index != old_index)
+ DrawGadget(gi, DG_PRESSED, gi->direct_draw);
+ }
+ else if (gi->type & GD_TYPE_SCROLLBAR)
{
struct GadgetScrollbar *gs = &gi->scrollbar;
int old_item_position = gs->item_position;
gs->position = scrollbar_mouse_pos - gs->drag_position;
- if (gs->position < 0)
+ /* make sure to always precisely reach end positions when dragging */
+ if (gs->position <= 0)
+ {
gs->position = 0;
- if (gs->position > gs->position_max)
+ gs->item_position = 0;
+ }
+ else if (gs->position >= gs->position_max)
+ {
gs->position = gs->position_max;
-
- gs->item_position =
- gs->items_max * (gs->position + gs->correction) / gs->size_max;
+ gs->item_position = gs->items_max - gs->items_visible;
+ }
+ else
+ {
+ gs->item_position =
+ gs->items_max * (gs->position + gs->correction) / gs->size_max_cmp;
+ }
if (gs->item_position < 0)
gs->item_position = 0;
changed_position = TRUE;
}
- DrawGadget(gi, DG_PRESSED, DG_DIRECT);
+ DrawGadget(gi, DG_PRESSED, gi->direct_draw);
}
- gi->state = (gadget_moving_inside || gi->type & GD_TYPE_SCROLLBAR ?
+ gi->state = (gadget_moving_inside || gadget_draggable ?
GD_BUTTON_PRESSED : GD_BUTTON_UNPRESSED);
gi->event.type = GD_EVENT_MOVING;
gi->event.off_borders = gadget_moving_off_borders;
if (gadget_released_inside)
{
- if (!(gi->type & GD_TYPE_TEXTINPUT))
- DrawGadget(gi, DG_UNPRESSED, DG_DIRECT);
+ boolean deactivate_gadget = TRUE;
+ boolean gadget_changed = TRUE;
+
+ if (gi->type & GD_TYPE_SELECTBOX)
+ {
+ if (keep_selectbox_open ||
+ mouse_released_where_pressed ||
+ !gadget_released_inside_select_area ||
+ !CURRENT_OPTION_SELECTABLE(gi)) /* selectbox stays open */
+ {
+ deactivate_gadget = FALSE;
+ gadget_changed = FALSE;
+ }
+ else if (gi->selectbox.index != gi->selectbox.current_index)
+ gi->selectbox.index = gi->selectbox.current_index;
+ else
+ gadget_changed = FALSE;
+ }
+
+ if (deactivate_gadget &&
+ !(gi->type & GD_TYPE_TEXT_INPUT ||
+ gi->type & GD_TYPE_TEXT_AREA)) /* text input stays open */
+ DrawGadget(gi, DG_UNPRESSED, gi->direct_draw);
gi->state = GD_BUTTON_UNPRESSED;
gi->event.type = GD_EVENT_RELEASED;
- if (gi->event_mask & GD_EVENT_RELEASED)
+ if ((gi->event_mask & GD_EVENT_RELEASED) && gadget_changed)
+ {
gi->callback_action(gi);
+ }
}
if (gadget_released_off_borders)
{
if (gi->type & GD_TYPE_SCROLLBAR)
- DrawGadget(gi, DG_UNPRESSED, DG_DIRECT);
+ DrawGadget(gi, DG_UNPRESSED, gi->direct_draw);
+ gi->state = GD_BUTTON_UNPRESSED;
gi->event.type = GD_EVENT_RELEASED;
if (gi->event_mask & GD_EVENT_RELEASED &&
gi->event_mask & GD_EVENT_OFF_BORDERS)
gi->callback_action(gi);
}
+
+ /* handle gadgets unmapped/mapped between pressing and releasing */
+ if (release_event && !gadget_released && new_gi)
+ new_gi->state = GD_BUTTON_UNPRESSED;
+
+ return (gadget_pressed || gadget_pressed_repeated ||
+ gadget_released || gadget_moving);
}
-void HandleGadgetsKeyInput(Key key)
+static void insertCharIntoTextArea(struct GadgetInfo *gi, char c)
{
- struct GadgetInfo *gi = last_gi;
- char text[MAX_GADGET_TEXTSIZE];
- int text_length;
- int cursor_pos;
- char letter;
- boolean legal_letter;
+ char text[MAX_GADGET_TEXTSIZE + 1];
+ int cursor_position = gi->textarea.cursor_position;
- if (gi == NULL || !(gi->type & GD_TYPE_TEXTINPUT) || !gi->mapped)
+ if (strlen(gi->textarea.value) >= MAX_GADGET_TEXTSIZE) /* no space left */
return;
- text_length = strlen(gi->text.value);
- cursor_pos = gi->text.cursor_position;
- letter = getCharFromKey(key);
- legal_letter = (gi->type == GD_TYPE_TEXTINPUT_NUMERIC ?
- letter >= '0' && letter <= '9' :
- letter != 0);
+ strcpy(text, gi->textarea.value);
+ strcpy(&gi->textarea.value[cursor_position + 1], &text[cursor_position]);
+ gi->textarea.value[cursor_position] = c;
+
+ setTextAreaCursorPosition(gi, gi->textarea.cursor_position + 1);
+}
+
+boolean HandleGadgetsKeyInput(Key key)
+{
+ struct GadgetInfo *gi = last_gi;
- if (legal_letter && text_length < gi->text.size)
+ if (gi == NULL || gi->deactivated || !gi->mapped ||
+ !(gi->type & GD_TYPE_TEXT_INPUT ||
+ gi->type & GD_TYPE_TEXT_AREA ||
+ gi->type & GD_TYPE_SELECTBOX))
+ return FALSE;
+
+ if (key == KSYM_Escape)
{
- strcpy(text, gi->text.value);
- strcpy(&gi->text.value[cursor_pos + 1], &text[cursor_pos]);
- gi->text.value[cursor_pos] = letter;
- gi->text.cursor_position++;
- DrawGadget(gi, DG_PRESSED, DG_DIRECT);
+ StopTextInput();
}
- else if (key == KSYM_Left && cursor_pos > 0)
+ else if (key == KSYM_Return) /* valid for both text input and selectbox */
{
- gi->text.cursor_position--;
- DrawGadget(gi, DG_PRESSED, DG_DIRECT);
+ boolean gadget_changed = ((gi->event_mask & GD_EVENT_TEXT_RETURN) != 0);
+
+ if (gi->type & GD_TYPE_TEXT_INPUT)
+ {
+ CheckRangeOfNumericInputGadget(gi);
+
+ if (!strEqual(gi->textinput.last_value, gi->textinput.value))
+ strcpy(gi->textinput.last_value, gi->textinput.value);
+ else
+ gadget_changed = FALSE;
+
+ StopTextInput();
+ }
+ else if (gi->type & GD_TYPE_SELECTBOX)
+ {
+ if (gi->selectbox.index != gi->selectbox.current_index)
+ gi->selectbox.index = gi->selectbox.current_index;
+ else
+ gadget_changed = FALSE;
+ }
+
+ if (gi->type & GD_TYPE_TEXT_AREA)
+ {
+ insertCharIntoTextArea(gi, '\n');
+
+ DrawGadget(gi, DG_PRESSED, gi->direct_draw);
+ }
+ else
+ {
+ DrawGadget(gi, DG_UNPRESSED, gi->direct_draw);
+
+ gi->event.type = GD_EVENT_TEXT_RETURN;
+
+ last_gi = NULL;
+ }
+
+ if (gadget_changed)
+ gi->callback_action(gi);
}
- else if (key == KSYM_Right && cursor_pos < text_length)
+ else if (gi->type & GD_TYPE_TEXT_INPUT) /* only valid for text input */
{
- gi->text.cursor_position++;
- DrawGadget(gi, DG_PRESSED, DG_DIRECT);
+ char text[MAX_GADGET_TEXTSIZE + 1];
+ int text_length = strlen(gi->textinput.value);
+ int cursor_pos = gi->textinput.cursor_position;
+ char letter = getCharFromKey(key);
+ boolean legal_letter = (gi->type == GD_TYPE_TEXT_INPUT_NUMERIC ?
+ letter >= '0' && letter <= '9' :
+ letter != 0);
+
+ if (legal_letter && text_length < gi->textinput.size)
+ {
+ strcpy(text, gi->textinput.value);
+ strcpy(&gi->textinput.value[cursor_pos + 1], &text[cursor_pos]);
+ gi->textinput.value[cursor_pos] = letter;
+ gi->textinput.cursor_position++;
+
+ DrawGadget(gi, DG_PRESSED, gi->direct_draw);
+ }
+ else if (key == KSYM_Left && cursor_pos > 0)
+ {
+ gi->textinput.cursor_position--;
+
+ DrawGadget(gi, DG_PRESSED, gi->direct_draw);
+ }
+ else if (key == KSYM_Right && cursor_pos < text_length)
+ {
+ gi->textinput.cursor_position++;
+
+ DrawGadget(gi, DG_PRESSED, gi->direct_draw);
+ }
+ else if (key == KSYM_BackSpace && cursor_pos > 0)
+ {
+ strcpy(text, gi->textinput.value);
+ strcpy(&gi->textinput.value[cursor_pos - 1], &text[cursor_pos]);
+ gi->textinput.cursor_position--;
+
+ DrawGadget(gi, DG_PRESSED, gi->direct_draw);
+ }
+ else if (key == KSYM_Delete && cursor_pos < text_length)
+ {
+ strcpy(text, gi->textinput.value);
+ strcpy(&gi->textinput.value[cursor_pos], &text[cursor_pos + 1]);
+
+ DrawGadget(gi, DG_PRESSED, gi->direct_draw);
+ }
}
- else if (key == KSYM_BackSpace && cursor_pos > 0)
+ else if (gi->type & GD_TYPE_TEXT_AREA) /* only valid for text area */
{
- strcpy(text, gi->text.value);
- strcpy(&gi->text.value[cursor_pos - 1], &text[cursor_pos]);
- gi->text.cursor_position--;
- DrawGadget(gi, DG_PRESSED, DG_DIRECT);
+ char text[MAX_GADGET_TEXTSIZE + 1];
+ int text_length = strlen(gi->textarea.value);
+ int area_ysize = gi->textarea.ysize;
+ int cursor_x_pref = gi->textarea.cursor_x_preferred;
+ int cursor_y = gi->textarea.cursor_y;
+ int cursor_pos = gi->textarea.cursor_position;
+ char letter = getCharFromKey(key);
+ boolean legal_letter = (letter != 0);
+
+ if (legal_letter)
+ {
+ insertCharIntoTextArea(gi, letter);
+
+ DrawGadget(gi, DG_PRESSED, gi->direct_draw);
+ }
+ else if (key == KSYM_Left && cursor_pos > 0)
+ {
+ setTextAreaCursorPosition(gi, gi->textarea.cursor_position - 1);
+
+ DrawGadget(gi, DG_PRESSED, gi->direct_draw);
+ }
+ else if (key == KSYM_Right && cursor_pos < text_length)
+ {
+ setTextAreaCursorPosition(gi, gi->textarea.cursor_position + 1);
+
+ DrawGadget(gi, DG_PRESSED, gi->direct_draw);
+ }
+ else if (key == KSYM_Up && cursor_y > 0)
+ {
+ setTextAreaCursorXY(gi, cursor_x_pref, cursor_y - 1);
+ gi->textarea.cursor_x_preferred = cursor_x_pref;
+
+ DrawGadget(gi, DG_PRESSED, gi->direct_draw);
+ }
+ else if (key == KSYM_Down && cursor_y < area_ysize - 1)
+ {
+ setTextAreaCursorXY(gi, cursor_x_pref, cursor_y + 1);
+ gi->textarea.cursor_x_preferred = cursor_x_pref;
+
+ DrawGadget(gi, DG_PRESSED, gi->direct_draw);
+ }
+ else if (key == KSYM_BackSpace && cursor_pos > 0)
+ {
+ strcpy(text, gi->textarea.value);
+ strcpy(&gi->textarea.value[cursor_pos - 1], &text[cursor_pos]);
+
+ setTextAreaCursorPosition(gi, gi->textarea.cursor_position - 1);
+
+ DrawGadget(gi, DG_PRESSED, gi->direct_draw);
+ }
+ else if (key == KSYM_Delete && cursor_pos < text_length)
+ {
+ strcpy(text, gi->textarea.value);
+ strcpy(&gi->textarea.value[cursor_pos], &text[cursor_pos + 1]);
+
+ DrawGadget(gi, DG_PRESSED, gi->direct_draw);
+ }
}
- else if (key == KSYM_Delete && cursor_pos < text_length)
+ else if (gi->type & GD_TYPE_SELECTBOX) /* only valid for selectbox */
{
- strcpy(text, gi->text.value);
- strcpy(&gi->text.value[cursor_pos], &text[cursor_pos + 1]);
- DrawGadget(gi, DG_PRESSED, DG_DIRECT);
+ int index = gi->selectbox.current_index;
+ int num_values = gi->selectbox.num_values;
+
+ if (key == KSYM_Up && index > 0)
+ {
+ gi->selectbox.current_index--;
+
+ DrawGadget(gi, DG_PRESSED, gi->direct_draw);
+ }
+ else if (key == KSYM_Down && index < num_values - 1)
+ {
+ gi->selectbox.current_index++;
+
+ DrawGadget(gi, DG_PRESSED, gi->direct_draw);
+ }
}
- else if (key == KSYM_Return)
+
+ return TRUE;
+}
+
+void DumpGadgetIdentifiers(void)
+{
+ struct GadgetInfo *gi;
+
+ Print("Gadgets on current screen:\n");
+
+ for (gi = gadget_list_first_entry; gi != NULL; gi = gi->next)
{
- CheckRangeOfNumericInputGadget(gi);
- DrawGadget(gi, DG_UNPRESSED, DG_DIRECT);
+ if (gi->mapped && gi->image_id != -1)
+ {
+ char *token = getTokenFromImageID(gi->image_id);
+ char *prefix = "gfx.";
+
+ if (strPrefix(token, prefix))
+ token = &token[strlen(prefix)];
- gi->event.type = GD_EVENT_TEXT_RETURN;
+ Print("- '%s'\n", token);
+ }
+ }
+
+ Print("Done.\n");
+}
- if (gi->event_mask & GD_EVENT_TEXT_RETURN)
+boolean DoGadgetAction(int image_id)
+{
+ struct GadgetInfo *gi;
+
+ for (gi = gadget_list_first_entry; gi != NULL; gi = gi->next)
+ {
+ if (gi->mapped && gi->image_id == image_id)
+ {
gi->callback_action(gi);
- last_gi = NULL;
+ return TRUE;
+ }
}
+
+ return FALSE;
}
projects / rocksndiamonds.git / blobdiff