static void InitFontClipmasks()
{
- static int last_num_fonts = 0;
XGCValues clip_gc_values;
unsigned long clip_gc_valuemask;
GC copy_clipmask_gc;
int i, j;
- if (gfx.num_fonts == 0 || gfx.font_bitmap_info[0].bitmap == NULL)
- return;
-
- for (i=0; i < last_num_fonts; i++)
- {
- if (gfx.font_bitmap_info[i].clip_mask)
- {
- for (j=0; j < gfx.font_bitmap_info[i].last_num_chars; j++)
- XFreePixmap(display, gfx.font_bitmap_info[i].clip_mask[j]);
- free(gfx.font_bitmap_info[i].clip_mask);
- }
-
- gfx.font_bitmap_info[i].clip_mask = NULL;
- gfx.font_bitmap_info[i].last_num_chars = 0;
- }
-
- last_num_fonts = gfx.num_fonts;
-
- if (font_clip_gc)
- XFreeGC(display, font_clip_gc);
- font_clip_gc = None;
-
/* This stuff is needed because X11 (XSetClipOrigin(), to be precise) is
often very slow when preparing a masked XCopyArea() for big Pixmaps.
To prevent this, create small (tile-sized) mask Pixmaps which will then
gfx.font_bitmap_info[i].clip_mask =
checked_calloc(gfx.font_bitmap_info[i].num_chars * sizeof(Pixmap));
- gfx.font_bitmap_info[i].last_num_chars = gfx.font_bitmap_info[i].num_chars;
for (j=0; j < gfx.font_bitmap_info[i].num_chars; j++)
{
XFreeGC(display, copy_clipmask_gc);
}
+
+static void FreeFontClipmasks()
+{
+ int i, j;
+
+ if (gfx.num_fonts == 0 || gfx.font_bitmap_info[0].bitmap == NULL)
+ return;
+
+ for (i=0; i < gfx.num_fonts; i++)
+ {
+ if (gfx.font_bitmap_info[i].clip_mask)
+ {
+ for (j=0; j < gfx.font_bitmap_info[i].num_chars; j++)
+ XFreePixmap(display, gfx.font_bitmap_info[i].clip_mask[j]);
+ free(gfx.font_bitmap_info[i].clip_mask);
+ }
+
+ gfx.font_bitmap_info[i].clip_mask = NULL;
+ gfx.font_bitmap_info[i].num_chars = 0;
+ }
+
+ if (font_clip_gc)
+ XFreeGC(display, font_clip_gc);
+ font_clip_gc = None;
+}
#endif /* TARGET_X11_NATIVE_PERFORMANCE_WORKAROUND */
void InitFontInfo(struct FontBitmapInfo *font_bitmap_info, int num_fonts,
gfx.num_fonts = num_fonts;
gfx.font_bitmap_info = font_bitmap_info;
gfx.select_font_function = select_font_function;
- gfx.inverse_text_color = WHITE_PIXEL;
#if defined(TARGET_X11_NATIVE_PERFORMANCE_WORKAROUND)
InitFontClipmasks();
#endif
}
-void SetInverseTextColor(Pixel inverse_text_color)
+void FreeFontInfo(struct FontBitmapInfo *font_bitmap_info)
{
- gfx.inverse_text_color = inverse_text_color;
+ if (font_bitmap_info == NULL)
+ return;
+
+#if defined(TARGET_X11_NATIVE_PERFORMANCE_WORKAROUND)
+ FreeFontClipmasks();
+#endif
+
+ free(font_bitmap_info);
}
int getFontWidth(int font_nr)
return gfx.font_bitmap_info[font_bitmap_id].height;
}
+int getTextWidth(char *text, int font_nr)
+{
+ return (text != NULL ? strlen(text) * getFontWidth(font_nr) : 0);
+}
+
static char getFontCharPosition(int font_nr, char c)
{
int font_bitmap_id = gfx.select_font_function(font_nr);
gfx.num_fonts > 0 &&
gfx.font_bitmap_info[font_nr].bitmap != NULL)
{
- int text_width = strlen(text) * getFontWidth(font_nr);
-
ClearRectangle(window, 0, ypos, video.width, getFontHeight(font_nr));
- DrawTextExt(window, (video.width - text_width) / 2, ypos, text, font_nr,
- BLIT_OPAQUE);
+ DrawTextExt(window, (video.width - getTextWidth(text, font_nr)) / 2, ypos,
+ text, font_nr, BLIT_OPAQUE);
FlushDisplay();
}
}
if (strlen(buffer) > MAX_OUTPUT_LINESIZE)
Error(ERR_EXIT, "string too long in DrawTextFCentered() -- aborting");
- DrawText(gfx.sx + (gfx.sxsize - strlen(buffer) * getFontWidth(font_nr)) / 2,
+ DrawText(gfx.sx + (gfx.sxsize - getTextWidth(buffer, font_nr)) / 2,
gfx.sy + y, buffer, font_nr);
}
int mask_mode = BLIT_OPAQUE;
if (DrawingOnBackground(x, y))
- mask_mode = BLIT_MASKED;
+ mask_mode = BLIT_ON_BACKGROUND;
DrawTextExt(drawto, x, y, text, font_nr, mask_mode);
{
char c = *text_ptr++;
+ if (c == '\n')
+ c = ' '; /* print space instaed of newline */
+
getFontCharSource(font_nr, c, &src_bitmap, &src_x, &src_y);
if (mask_mode == BLIT_INVERSE) /* special mode for text gadgets */
{
-#if defined(TARGET_SDL)
- /* blit normally (non-masked) */
- BlitBitmap(src_bitmap, dst_bitmap, src_x, src_y,
- font_width, font_height, dst_x, dst_y);
-
- /* invert character */
- SDLInvertArea(dst_bitmap, dst_x, dst_y, font_width, font_height,
- gfx.inverse_text_color);
-#else
/* first step: draw solid colored rectangle (use "cursor" character) */
if (strlen(text) == 1) /* only one char inverted => draw cursor */
{
font_width, font_height, dst_x, dst_y);
}
+#if defined(TARGET_SDL)
+ /* second step: draw masked inverted character */
+ SDLCopyInverseMasked(src_bitmap, dst_bitmap, src_x, src_y,
+ font_width, font_height, dst_x, dst_y);
+#else
/* second step: draw masked black rectangle (use "space" character) */
SetClipOrigin(src_bitmap, src_bitmap->stored_clip_gc,
dst_x - src_x, dst_y - src_y);
font_width, font_height, dst_x, dst_y);
#endif
}
- else if (mask_mode == BLIT_MASKED)
+ else if (mask_mode == BLIT_MASKED || mask_mode == BLIT_ON_BACKGROUND)
{
- /* clear font character background */
- ClearRectangleOnBackground(dst_bitmap, dst_x, dst_y,
- font_width, font_height);
+ if (mask_mode == BLIT_ON_BACKGROUND)
+ {
+ /* clear font character background */
+ ClearRectangleOnBackground(dst_bitmap, dst_x, dst_y,
+ font_width, font_height);
+ }
#if defined(TARGET_X11_NATIVE_PERFORMANCE_WORKAROUND)
/* use special font tile clipmasks */
dst_x += font_width;
}
}
+
+void DrawTextToTextArea(int x, int y, char *text, int font_nr,
+ int area_xsize, int area_ysize)
+{
+ int area_line = 0;
+ int font_height = getFontWidth(font_nr);
+
+ if (text == NULL)
+ return;
+
+ while (*text && area_line < area_ysize)
+ {
+ char buffer[MAX_OUTPUT_LINESIZE + 1];
+ int i;
+
+ for (i=0; i < area_xsize && *text; i++)
+ if ((buffer[i] = *text++) == '\n')
+ break;
+ buffer[i] = '\0';
+
+ DrawText(x, y + area_line * font_height, buffer, font_nr);
+
+ area_line++;
+ }
+}