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-rw-r--r--src/gdk/cdgdk.c107
-rw-r--r--src/gdk/cdgdk.h2
2 files changed, 81 insertions, 28 deletions
diff --git a/src/gdk/cdgdk.c b/src/gdk/cdgdk.c
index 510df62..512f3b1 100644
--- a/src/gdk/cdgdk.c
+++ b/src/gdk/cdgdk.c
@@ -42,6 +42,65 @@ static char hatches[NUM_HATCHES][8] = {
/******************************************************/
+static int gdkStrIsAscii(const char* str)
+{
+ while(*str)
+ {
+ int c = *str;
+ if (c < 0)
+ return 0;
+ str++;
+ }
+ return 1;
+}
+
+static char* gdkStrToUTF8(const char *str, const char* charset, int length)
+{
+ return g_convert(str, length, "UTF-8", charset, NULL, NULL, NULL);
+}
+
+char* cdgdkStrConvertToUTF8(cdCtxCanvas *ctxcanvas, const char* str, int length) /* From CD to GTK/GDK */
+{
+ const char *charset = NULL;
+
+ if (!str || *str == 0)
+ return (char*)str;
+
+ if (g_get_charset(&charset) == TRUE) /* current locale is already UTF-8 */
+ {
+ if (g_utf8_validate(str, -1, NULL))
+ {
+ return (char*)str;
+ }
+ else
+ {
+ ctxcanvas->gdkLastConvertUTF8 = gdkStrToUTF8(str, "ISO8859-1", length); /* if string is not UTF-8, assume ISO8859-1 */
+
+ if (!ctxcanvas->gdkLastConvertUTF8)
+ return (char*)str;
+
+ return ctxcanvas->gdkLastConvertUTF8;
+ }
+ }
+ else
+ {
+ if (gdkStrIsAscii(str) || !charset)
+ {
+ return (char*)str;
+ }
+ else if (charset)
+ {
+ ctxcanvas->gdkLastConvertUTF8 = gdkStrToUTF8(str, charset, length);
+
+ if (!ctxcanvas->gdkLastConvertUTF8)
+ return (char*)str;
+
+ return ctxcanvas->gdkLastConvertUTF8;
+ }
+ }
+ return (char*)str;
+}
+
static void update_colors(cdCtxCanvas *ctxcanvas)
{
gboolean success;
@@ -293,7 +352,7 @@ void cdgdkKillCanvas(cdCtxCanvas *ctxcanvas)
if (ctxcanvas->clip_polygon) g_object_unref(ctxcanvas->clip_polygon);
if (ctxcanvas->fontdesc) pango_font_description_free(ctxcanvas->fontdesc);
- if (ctxcanvas->fontlayout) g_object_unref(ctxcanvas->fontlayout);
+ if (ctxcanvas->fontlayout) g_object_unref(ctxcanvas->fontlayout);
if (ctxcanvas->fontcontext) g_object_unref(ctxcanvas->fontcontext);
if (ctxcanvas->new_region)
@@ -325,7 +384,10 @@ void cdgdkKillCanvas(cdCtxCanvas *ctxcanvas)
static void cdflush(cdCtxCanvas *ctxcanvas)
{
(void)ctxcanvas;
- gdk_flush();
+
+ gdk_error_trap_push ();
+ gdk_flush ();
+ gdk_error_trap_pop ();
}
/******************************************************/
@@ -389,7 +451,7 @@ int cdgdkClip(cdCtxCanvas *ctxcanvas, int clip_mode)
break;
case CD_CLIPREGION:
if (ctxcanvas->new_region)
- gdk_gc_set_clip_mask(ctxcanvas->gc, (GdkBitmap*)ctxcanvas->new_region);
+ gdk_gc_set_clip_mask(ctxcanvas->gc, (GdkBitmap*)ctxcanvas->new_region);
break;
}
return clip_mode;
@@ -417,9 +479,8 @@ static void cdnewregion(cdCtxCanvas *ctxcanvas)
g_object_unref(ctxcanvas->region_aux);
g_object_unref(ctxcanvas->new_region);
}
-
- ctxcanvas->new_region = gdk_pixmap_new(ctxcanvas->wnd, ctxcanvas->canvas->w, ctxcanvas->canvas->h, 1);
+ ctxcanvas->new_region = gdk_pixmap_new(ctxcanvas->wnd, ctxcanvas->canvas->w, ctxcanvas->canvas->h, 1);
{
GdkGC* gc = gdk_gc_new((GdkDrawable*)ctxcanvas->new_region);
@@ -517,7 +578,7 @@ static void sPrepareRegion(cdCtxCanvas *ctxcanvas)
GdkColor clr;
if (!ctxcanvas->new_region)
- return;
+ return;
gdk_gc_set_function(ctxcanvas->region_aux_gc, GDK_COPY);
@@ -535,16 +596,16 @@ static void sCombineRegion(cdCtxCanvas *ctxcanvas)
switch(ctxcanvas->canvas->combine_mode)
{
case CD_UNION:
- gdk_gc_set_function(ctxcanvas->region_aux_gc, GDK_OR);
+ gdk_gc_set_function(ctxcanvas->region_aux_gc, GDK_OR);
break;
case CD_INTERSECT:
- gdk_gc_set_function(ctxcanvas->region_aux_gc, GDK_AND);
+ gdk_gc_set_function(ctxcanvas->region_aux_gc, GDK_AND);
break;
case CD_DIFFERENCE:
- gdk_gc_set_function(ctxcanvas->region_aux_gc, GDK_AND_INVERT);
+ gdk_gc_set_function(ctxcanvas->region_aux_gc, GDK_AND_INVERT);
break;
case CD_NOTINTERSECT:
- gdk_gc_set_function(ctxcanvas->region_aux_gc, GDK_XOR);
+ gdk_gc_set_function(ctxcanvas->region_aux_gc, GDK_XOR);
break;
}
@@ -1177,7 +1238,7 @@ static void cdbox(cdCtxCanvas *ctxcanvas, int xmin, int xmax, int ymin, int ymax
if (ctxcanvas->canvas->new_region)
{
sPrepareRegion(ctxcanvas);
- gdk_draw_rectangle(ctxcanvas->region_aux, ctxcanvas->region_aux_gc, TRUE, xmin, ymin, xmax-xmin+1, ymax-ymin+1);
+ gdk_draw_rectangle(ctxcanvas->wnd, ctxcanvas->gc, TRUE, xmin, ymin, xmax-xmin+1, ymax-ymin+1);
sCombineRegion(ctxcanvas);
}
else
@@ -1186,16 +1247,12 @@ static void cdbox(cdCtxCanvas *ctxcanvas, int xmin, int xmax, int ymin, int ymax
static void cdtext(cdCtxCanvas *ctxcanvas, int x, int y, const char *s, int len)
{
- const char *utf8_text;
PangoFontMetrics* metrics;
int w, h, desc, dir = -1;
int ox = x, oy = y;
- utf8_text = g_locale_to_utf8(s, len, NULL, NULL, NULL);
- if(!utf8_text)
- utf8_text = g_convert (s, len, "UTF-8", "ISO-8859-1", NULL, NULL, NULL);
-
- pango_layout_set_text(ctxcanvas->fontlayout, utf8_text, -1);
+ ctxcanvas->gdkLastConvertUTF8 = cdgdkStrConvertToUTF8(ctxcanvas, s, len);
+ pango_layout_set_text(ctxcanvas->fontlayout, ctxcanvas->gdkLastConvertUTF8, -1);
pango_layout_get_pixel_size(ctxcanvas->fontlayout, &w, &h);
metrics = pango_context_get_metrics(ctxcanvas->fontcontext, ctxcanvas->fontdesc, pango_context_get_language(ctxcanvas->fontcontext));
@@ -1288,8 +1345,8 @@ static void cdtext(cdCtxCanvas *ctxcanvas, int x, int y, const char *s, int len)
if (ctxcanvas->canvas->new_region)
{
- sPrepareRegion(ctxcanvas);
- gdk_draw_layout_with_colors((GdkDrawable*)ctxcanvas->region_aux, (GdkGC*)ctxcanvas->region_aux_gc, x, y, ctxcanvas->fontlayout, &ctxcanvas->bg, &ctxcanvas->fg);
+ sPrepareRegion(ctxcanvas);
+ gdk_draw_layout((GdkDrawable*)ctxcanvas->region_aux, (GdkGC*)ctxcanvas->region_aux_gc, x, y, ctxcanvas->fontlayout);
sCombineRegion(ctxcanvas);
}
else
@@ -1306,16 +1363,11 @@ static void cdtext(cdCtxCanvas *ctxcanvas, int x, int y, const char *s, int len)
static void cdgettextsize(cdCtxCanvas *ctxcanvas, const char *s, int len, int *width, int *height)
{
- const char *utf8_text;
-
if (!ctxcanvas->fontlayout)
return;
- utf8_text = g_locale_to_utf8(s, len, NULL, NULL, NULL);
- if(!utf8_text)
- utf8_text = g_convert (s, len, "UTF-8", "ISO-8859-1", NULL, NULL, NULL);
-
- pango_layout_set_text(ctxcanvas->fontlayout, utf8_text, -1);
+ ctxcanvas->gdkLastConvertUTF8 = cdgdkStrConvertToUTF8(ctxcanvas, s, len);
+ pango_layout_set_text(ctxcanvas->fontlayout, ctxcanvas->gdkLastConvertUTF8, -1);
pango_layout_get_pixel_size(ctxcanvas->fontlayout, width, height);
}
@@ -2382,7 +2434,8 @@ cdCtxCanvas *cdgdkCreateCanvas(cdCanvas* canvas, GdkDrawable* wnd, GdkScreen* sc
ctxcanvas->fontcontext = gdk_pango_context_get();
pango_context_set_language(ctxcanvas->fontcontext, pango_language_get_default());
-
+ ctxcanvas->gdkLastConvertUTF8 = NULL;
+
ctxcanvas->canvas = canvas;
canvas->ctxcanvas = ctxcanvas;
diff --git a/src/gdk/cdgdk.h b/src/gdk/cdgdk.h
index bb63f60..ba7efe0 100644
--- a/src/gdk/cdgdk.h
+++ b/src/gdk/cdgdk.h
@@ -46,7 +46,6 @@ struct _cdCtxCanvas {
GdkPixmap* new_region;
GdkPixmap* region_aux;
GdkGC* region_aux_gc;
- void *data; /* specific information about the driver */
long int *xidata; /* Image cache */
int xisize;
GdkColormap* colormap; /* Color map default */
@@ -64,6 +63,7 @@ struct _cdCtxCanvas {
PangoFontDescription *fontdesc;
PangoLayout *fontlayout;
PangoMatrix fontmatrix;
+ char* gdkLastConvertUTF8;
cdImage* image_dbuffer; /* Used by double buffer driver */
cdCanvas* canvas_dbuffer;
generated by cgit v1.2.3 (git 2.39.1) at 2025-10-31 17:49:44 +0000