X-Git-Url: https://git.artsoft.org/?p=rocksndiamonds.git;a=blobdiff_plain;f=src%2Flibgame%2Fgadgets.c;h=4cf008fc01eaaec6044f85d3de57e00bfd4cad36;hp=6200c9dc3da22291d19e086f1c5acdf99685e4d4;hb=115ce6f2da1914d68b0fe0e5f9082973190dacdd;hpb=b4e74fe434deee25bf99f6d44376d6ae06b7c832

diff --git a/src/libgame/gadgets.c b/src/libgame/gadgets.c
index 6200c9dc..4cf008fc 100644
--- a/src/libgame/gadgets.c
+++ b/src/libgame/gadgets.c
@@ -13,6 +13,7 @@
 #include <string.h>
 
 #include "gadgets.h"
+#include "image.h"
 #include "text.h"
 #include "misc.h"
 
@@ -24,8 +25,6 @@
 #define DG_BUFFERED		0
 #define DG_DIRECT		1
 
-#define GADGET_DEACTIVATED(g)	((g)->x < 0 || (g)->y < 0)
-
 #define OPTION_TEXT_SELECTABLE(g, t)					\
   (t[0] != g->selectbox.char_unselectable &&				\
    t[0] != '\0' &&							\
@@ -61,7 +60,7 @@ static struct GadgetInfo *getGadgetInfoFromGadgetID(int id)
   return gi;
 }
 
-static int getNewGadgetID()
+static int getNewGadgetID(void)
 {
   int id = next_free_gadget_id++;
 
@@ -96,6 +95,16 @@ static struct GadgetInfo *getGadgetInfoFromMousePosition(int mx, int my,
     boolean check_horizontal = (IS_WHEEL_BUTTON_HORIZONTAL(button) ||
 				GetKeyModState() & KMOD_Shift);
 
+    /* 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)
     {
@@ -210,7 +219,7 @@ static void DrawGadget(struct GadgetInfo *gi, boolean pressed, boolean direct)
   int state = (pressed ? GD_BUTTON_PRESSED : GD_BUTTON_UNPRESSED);
   boolean redraw_selectbox = FALSE;
 
-  if (gi == NULL)
+  if (gi == NULL || gi->deactivated)
     return;
 
   gd = (!gi->active ? &gi->alt_design[state] :
@@ -221,15 +230,31 @@ static void DrawGadget(struct GadgetInfo *gi, boolean pressed, boolean direct)
     case GD_TYPE_NORMAL_BUTTON:
     case GD_TYPE_CHECK_BUTTON:
     case GD_TYPE_RADIO_BUTTON:
+
       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_TEXT_BUTTON:
@@ -751,13 +776,17 @@ static void HandleGadgetTags(struct GadgetInfo *gi, int first_tag, va_list ap)
 {
   int tag = first_tag;
 
-  if (gi == NULL)
+  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;
@@ -975,6 +1004,10 @@ static void HandleGadgetTags(struct GadgetInfo *gi, int first_tag, va_list ap)
 	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 int);
 	break;
@@ -1067,11 +1100,17 @@ static void HandleGadgetTags(struct GadgetInfo *gi, int first_tag, va_list ap)
     tag = va_arg(ap, int);	/* read next tag */
   }
 
-  /* check if gadget is 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 */
 
@@ -1233,7 +1272,7 @@ void ModifyGadget(struct GadgetInfo *gi, int first_tag, ...)
 
 void RedrawGadget(struct GadgetInfo *gi)
 {
-  if (gi == NULL)
+  if (gi == NULL || gi->deactivated)
     return;
 
   if (gi->mapped)
@@ -1247,6 +1286,7 @@ struct GadgetInfo *CreateGadget(int first_tag, ...)
 
   /* always start with reliable default values */
   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;
@@ -1321,7 +1361,7 @@ static struct GadgetInfo *last_gi = NULL;
 
 static void MapGadgetExt(struct GadgetInfo *gi, boolean redraw)
 {
-  if (gi == NULL || gi->mapped || GADGET_DEACTIVATED(gi))
+  if (gi == NULL || gi->deactivated || gi->mapped)
     return;
 
   gi->mapped = TRUE;
@@ -1337,7 +1377,7 @@ void MapGadget(struct GadgetInfo *gi)
 
 void UnmapGadget(struct GadgetInfo *gi)
 {
-  if (gi == NULL || !gi->mapped)
+  if (gi == NULL || gi->deactivated || !gi->mapped)
     return;
 
   gi->mapped = FALSE;
@@ -1392,37 +1432,37 @@ static void MultiMapGadgets(int mode)
   }
 }
 
-void UnmapAllGadgets()
+void UnmapAllGadgets(void)
 {
   MultiMapGadgets(MULTIMAP_ALL | MULTIMAP_UNMAP);
 }
 
-void RemapAllGadgets()
+void RemapAllGadgets(void)
 {
   MultiMapGadgets(MULTIMAP_ALL | MULTIMAP_REMAP);
 }
 
-boolean anyTextInputGadgetActive()
+boolean anyTextInputGadgetActive(void)
 {
   return (last_gi && (last_gi->type & GD_TYPE_TEXT_INPUT) && last_gi->mapped);
 }
 
-boolean anyTextAreaGadgetActive()
+boolean anyTextAreaGadgetActive(void)
 {
   return (last_gi && (last_gi->type & GD_TYPE_TEXT_AREA) && last_gi->mapped);
 }
 
-boolean anySelectboxGadgetActive()
+boolean anySelectboxGadgetActive(void)
 {
   return (last_gi && (last_gi->type & GD_TYPE_SELECTBOX) && last_gi->mapped);
 }
 
-boolean anyScrollbarGadgetActive()
+boolean anyScrollbarGadgetActive(void)
 {
   return (last_gi && (last_gi->type & GD_TYPE_SCROLLBAR) && last_gi->mapped);
 }
 
-boolean anyTextGadgetActive()
+boolean anyTextGadgetActive(void)
 {
   return (anyTextInputGadgetActive() ||
 	  anyTextAreaGadgetActive() ||
@@ -1447,7 +1487,7 @@ static boolean insideSelectboxArea(struct GadgetInfo *gi, int mx, int my)
 
 void ClickOnGadget(struct GadgetInfo *gi, int button)
 {
-  if (!gi->mapped)
+  if (gi == NULL || gi->deactivated || !gi->mapped)
     return;
 
   /* simulate releasing mouse button over last gadget, if still pressed */
@@ -1571,6 +1611,8 @@ boolean HandleGadgets(int mx, int my, int button)
 
     if (gadget_pressed_inside_select_line)
       new_gi = NULL;
+
+    StopTextInput();
   }
 
   gadget_pressed =
@@ -1645,16 +1687,20 @@ boolean HandleGadgets(int mx, int my, int button)
   {
     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)
@@ -1672,6 +1718,9 @@ boolean HandleGadgets(int mx, int my, int button)
 
       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)
     {
@@ -1686,6 +1735,9 @@ boolean HandleGadgets(int mx, int my, int button)
 
       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)
@@ -1716,7 +1768,7 @@ boolean HandleGadgets(int mx, int my, int button)
       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);
@@ -1779,7 +1831,7 @@ boolean HandleGadgets(int mx, int my, int button)
 	{
 	  boolean scroll_single_step = ((GetKeyModState() & KMOD_Alt) != 0);
 
-	  item_steps = (scroll_single_step ? 1 : DEFAULT_WHEEL_STEPS);
+	  item_steps = (scroll_single_step ? 1 : wheel_steps);
 	  item_direction = (button == MB_WHEEL_UP ||
 			    button == MB_WHEEL_LEFT ? -1 : +1);
 	}
@@ -2042,13 +2094,17 @@ boolean HandleGadgetsKeyInput(Key key)
 {
   struct GadgetInfo *gi = last_gi;
 
-  if (gi == NULL || !gi->mapped ||
+  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_Return)	/* valid for both text input and selectbox */
+  if (key == KSYM_Escape)
+  {
+    StopTextInput();
+  }
+  else if (key == KSYM_Return)	/* valid for both text input and selectbox */
   {
     boolean gadget_changed = ((gi->event_mask & GD_EVENT_TEXT_RETURN) != 0);
 
@@ -2060,6 +2116,8 @@ boolean HandleGadgetsKeyInput(Key key)
 	strcpy(gi->textinput.last_value, gi->textinput.value);
       else
 	gadget_changed = FALSE;
+
+      StopTextInput();
     }
     else if (gi->type & GD_TYPE_SELECTBOX)
     {
@@ -2215,3 +2273,43 @@ boolean HandleGadgetsKeyInput(Key key)
 
   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)
+  {
+    if (gi->mapped && gi->image_id != -1)
+    {
+      char *token = getTokenFromImageID(gi->image_id);
+      char *prefix = "gfx.";
+
+      if (strPrefix(token, prefix))
+	token = &token[strlen(prefix)];
+
+      Print("- '%s'\n", token);
+    }
+  }
+
+  Print("Done.\n");
+}
+
+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);
+
+      return TRUE;
+    }
+  }
+
+  return FALSE;
+}