#include "config.h" #include "gdkprivate-fb.h" #include "mi.h" #include #include #include #include #ifndef g_alloca #define g_alloca alloca #endif void gdk_fb_draw_rectangle (GdkDrawable *drawable, GdkGC *gc, gint filled, gint x, gint y, gint width, gint height); static void gdk_fb_draw_arc (GdkDrawable *drawable, GdkGC *gc, gint filled, gint x, gint y, gint width, gint height, gint angle1, gint angle2); static void gdk_fb_draw_polygon (GdkDrawable *drawable, GdkGC *gc, gint filled, GdkPoint *points, gint npoints); static void gdk_fb_draw_text (GdkDrawable *drawable, GdkFont *font, GdkGC *gc, gint x, gint y, const gchar *text, gint text_length); static void gdk_fb_draw_text_wc (GdkDrawable *drawable, GdkFont *font, GdkGC *gc, gint x, gint y, const GdkWChar *text, gint text_length); static void gdk_fb_draw_glyphs (GdkDrawable *drawable, GdkGC *gc, PangoFont *font, gint x, gint y, PangoGlyphString *glyphs); void gdk_fb_draw_drawable (GdkDrawable *drawable, GdkGC *gc, GdkPixmap *src, gint xsrc, gint ysrc, gint xdest, gint ydest, gint width, gint height); static void gdk_fb_draw_image (GdkDrawable *drawable, GdkGC *gc, GdkImage *image, gint xsrc, gint ysrc, gint xdest, gint ydest, gint width, gint height); static void gdk_fb_draw_points (GdkDrawable *drawable, GdkGC *gc, GdkPoint *points, gint npoints); static void gdk_fb_draw_segments (GdkDrawable *drawable, GdkGC *gc, GdkSegment *segs, gint nsegs); static void gdk_fb_draw_lines (GdkDrawable *drawable, GdkGC *gc, GdkPoint *points, gint npoints); static GdkColormap* gdk_fb_get_colormap (GdkDrawable *drawable); static void gdk_fb_set_colormap (GdkDrawable *drawable, GdkColormap *colormap); static gint gdk_fb_get_depth (GdkDrawable *drawable); static GdkScreen* gdk_fb_get_screen (GdkDrawable *drawable); static GdkVisual* gdk_fb_get_visual (GdkDrawable *drawable); static void gdk_fb_drawable_finalize (GObject *object); #ifdef ENABLE_SHADOW_FB static void gdk_shadow_fb_draw_rectangle (GdkDrawable *drawable, GdkGC *gc, gint filled, gint x, gint y, gint width, gint height); static void gdk_shadow_fb_draw_arc (GdkDrawable *drawable, GdkGC *gc, gint filled, gint x, gint y, gint width, gint height, gint angle1, gint angle2); static void gdk_shadow_fb_draw_polygon (GdkDrawable *drawable, GdkGC *gc, gint filled, GdkPoint *points, gint npoints); static void gdk_shadow_fb_draw_text (GdkDrawable *drawable, GdkFont *font, GdkGC *gc, gint x, gint y, const gchar *text, gint text_length); static void gdk_shadow_fb_draw_text_wc (GdkDrawable *drawable, GdkFont *font, GdkGC *gc, gint x, gint y, const GdkWChar *text, gint text_length); static void gdk_shadow_fb_draw_glyphs (GdkDrawable *drawable, GdkGC *gc, PangoFont *font, gint x, gint y, PangoGlyphString *glyphs); static void gdk_shadow_fb_draw_drawable (GdkDrawable *drawable, GdkGC *gc, GdkPixmap *src, gint xsrc, gint ysrc, gint xdest, gint ydest, gint width, gint height); static void gdk_shadow_fb_draw_image (GdkDrawable *drawable, GdkGC *gc, GdkImage *image, gint xsrc, gint ysrc, gint xdest, gint ydest, gint width, gint height); static void gdk_shadow_fb_draw_points (GdkDrawable *drawable, GdkGC *gc, GdkPoint *points, gint npoints); static void gdk_shadow_fb_draw_segments (GdkDrawable *drawable, GdkGC *gc, GdkSegment *segs, gint nsegs); static void gdk_shadow_fb_draw_lines (GdkDrawable *drawable, GdkGC *gc, GdkPoint *points, gint npoints); #endif static gpointer parent_class = NULL; static void gdk_fb_get_size (GdkDrawable *d, gint *width, gint *height) { if (width) *width = GDK_DRAWABLE_FBDATA (d)->width; if (height) *height = GDK_DRAWABLE_FBDATA (d)->height; } static void gdk_drawable_impl_fb_class_init (GdkDrawableFBClass *klass) { GdkDrawableClass *drawable_class = GDK_DRAWABLE_CLASS (klass); GObjectClass *object_class = G_OBJECT_CLASS (klass); parent_class = g_type_class_peek_parent (klass); object_class->finalize = gdk_fb_drawable_finalize; drawable_class->create_gc = _gdk_fb_gc_new; #ifdef ENABLE_SHADOW_FB drawable_class->draw_rectangle = gdk_shadow_fb_draw_rectangle; drawable_class->draw_arc = gdk_shadow_fb_draw_arc; drawable_class->draw_polygon = gdk_shadow_fb_draw_polygon; drawable_class->draw_text = gdk_shadow_fb_draw_text; drawable_class->draw_text_wc = gdk_shadow_fb_draw_text_wc; drawable_class->draw_drawable = gdk_shadow_fb_draw_drawable; drawable_class->draw_points = gdk_shadow_fb_draw_points; drawable_class->draw_segments = gdk_shadow_fb_draw_segments; drawable_class->draw_lines = gdk_shadow_fb_draw_lines; drawable_class->draw_glyphs = gdk_shadow_fb_draw_glyphs; drawable_class->draw_image = gdk_shadow_fb_draw_image; #else drawable_class->draw_rectangle = gdk_fb_draw_rectangle; drawable_class->draw_arc = gdk_fb_draw_arc; drawable_class->draw_polygon = gdk_fb_draw_polygon; drawable_class->draw_text = gdk_fb_draw_text; drawable_class->draw_text_wc = gdk_fb_draw_text_wc; drawable_class->draw_drawable = gdk_fb_draw_drawable; drawable_class->draw_points = gdk_fb_draw_points; drawable_class->draw_segments = gdk_fb_draw_segments; drawable_class->draw_lines = gdk_fb_draw_lines; drawable_class->draw_glyphs = gdk_fb_draw_glyphs; drawable_class->draw_image = gdk_fb_draw_image; #endif drawable_class->set_colormap = gdk_fb_set_colormap; drawable_class->get_colormap = gdk_fb_get_colormap; drawable_class->get_size = gdk_fb_get_size; drawable_class->get_depth = gdk_fb_get_depth; drawable_class->get_screen = gdk_fb_get_screen; drawable_class->get_visual = gdk_fb_get_visual; drawable_class->_copy_to_image = _gdk_fb_copy_to_image; } static void gdk_fb_drawable_finalize (GObject *object) { gdk_drawable_set_colormap (GDK_DRAWABLE (object), NULL); G_OBJECT_CLASS (parent_class)->finalize (object); } GType gdk_drawable_impl_fb_get_type (void) { static GType object_type = 0; if (!object_type) { static const GTypeInfo object_info = { sizeof (GdkDrawableFBClass), (GBaseInitFunc) NULL, (GBaseFinalizeFunc) NULL, (GClassInitFunc) gdk_drawable_impl_fb_class_init, NULL, /* class_finalize */ NULL, /* class_data */ sizeof (GdkDrawableFBData), 0, /* n_preallocs */ (GInstanceInitFunc) NULL, }; object_type = g_type_register_static (GDK_TYPE_DRAWABLE, "GdkDrawableFB", &object_info, 0); } return object_type; } /***************************************************** * FB specific implementations of generic functions * *****************************************************/ static GdkColormap* gdk_fb_get_colormap (GdkDrawable *drawable) { GdkColormap *retval = GDK_DRAWABLE_FBDATA (drawable)->colormap; if (!retval) retval = gdk_colormap_get_system (); return retval; } static void gdk_fb_set_colormap (GdkDrawable *drawable, GdkColormap *colormap) { GdkDrawableFBData *private; private = GDK_DRAWABLE_FBDATA (drawable); if (private->colormap == colormap) return; if (private->colormap) gdk_colormap_unref (private->colormap); private->colormap = colormap; if (private->colormap) gdk_colormap_ref (private->colormap); } /* Calculates the real clipping region for a drawable, taking into account * other windows, gc clip region and gc clip mask. */ GdkRegion * gdk_fb_clip_region (GdkDrawable *drawable, GdkGC *gc, gboolean do_clipping, gboolean do_children, gboolean full_shapes) { GdkRectangle draw_rect; GdkRegion *real_clip_region, *tmpreg, *shape; gboolean skipit = FALSE; GdkDrawableFBData *private; GdkWindowObject *parent; GDK_CHECK_IMPL (drawable); private = GDK_DRAWABLE_FBDATA (drawable); g_assert(!GDK_IS_WINDOW (private->wrapper) || !GDK_WINDOW_P (private->wrapper)->input_only); draw_rect.x = private->llim_x; draw_rect.y = private->llim_y; if (!GDK_IS_WINDOW (private) || GDK_WINDOW_IS_MAPPED (private->wrapper)) { draw_rect.width = private->lim_x - draw_rect.x; draw_rect.height = private->lim_y - draw_rect.y; } else { draw_rect.width = draw_rect.height = 0; skipit = TRUE; } real_clip_region = gdk_region_rectangle (&draw_rect); if (skipit) return real_clip_region; if (GDK_IS_WINDOW (private->wrapper)) { parent = GDK_WINDOW_P (private->wrapper); while (parent != (GdkWindowObject *)_gdk_parent_root) { if (full_shapes) { shape = gdk_fb_window_get_abs_shape (GDK_DRAWABLE (parent)); if (shape) { gdk_region_intersect (real_clip_region, shape); gdk_region_destroy (shape); } } else { gint dx, dy; shape = gdk_fb_window_peek_shape (GDK_DRAWABLE (parent), &dx, &dy); if (shape) { GdkRectangle rect; GdkRegion *reg; gdk_region_get_clipbox (shape, &rect); rect.x += GDK_DRAWABLE_IMPL_FBDATA (parent)->abs_x + dx; rect.y += GDK_DRAWABLE_IMPL_FBDATA (parent)->abs_y + dy; reg = gdk_region_rectangle(&rect); gdk_region_intersect (real_clip_region, reg); gdk_region_destroy (reg); } } parent = parent->parent; } } if (gc && GDK_GC_FBDATA(gc)->values.subwindow_mode == GDK_INCLUDE_INFERIORS) do_children = FALSE; if (do_clipping && GDK_IS_WINDOW (private->wrapper) && GDK_WINDOW_IS_MAPPED (private->wrapper) && !GDK_WINDOW_P (private->wrapper)->input_only) { GdkWindow *parentwin, *lastwin; GdkDrawableFBData *impl_private; lastwin = private->wrapper; if (do_children) parentwin = lastwin; else parentwin = (GdkWindow *)GDK_WINDOW_P (lastwin)->parent; /* Remove the areas of all overlapping windows above parentwin in the hiearachy */ for (; parentwin; lastwin = parentwin, parentwin = (GdkWindow *)GDK_WINDOW_P (parentwin)->parent) { GList *cur; for (cur = GDK_WINDOW_P (parentwin)->children; cur && cur->data != lastwin; cur = cur->next) { if (!GDK_WINDOW_IS_MAPPED (cur->data) || GDK_WINDOW_P (cur->data)->input_only) continue; impl_private = GDK_DRAWABLE_IMPL_FBDATA(cur->data); /* This shortcut is really necessary for performance when there are a lot of windows */ if (impl_private->llim_x >= real_clip_region->extents.x2 || impl_private->lim_x <= real_clip_region->extents.x1 || impl_private->llim_y >= real_clip_region->extents.y2 || impl_private->lim_y <= real_clip_region->extents.y1) continue; draw_rect.x = impl_private->llim_x; draw_rect.y = impl_private->llim_y; draw_rect.width = impl_private->lim_x - draw_rect.x; draw_rect.height = impl_private->lim_y - draw_rect.y; tmpreg = gdk_region_rectangle (&draw_rect); shape = gdk_fb_window_get_abs_shape (impl_private->wrapper); if (shape) { gdk_region_intersect (tmpreg, shape); gdk_region_destroy (shape); } gdk_region_subtract (real_clip_region, tmpreg); gdk_region_destroy (tmpreg); } } } if (gc) { if (GDK_GC_FBDATA (gc)->clip_region) { tmpreg = gdk_region_copy (GDK_GC_FBDATA (gc)->clip_region); gdk_region_offset (tmpreg, private->abs_x + GDK_GC_P (gc)->clip_x_origin, private->abs_y + GDK_GC_P (gc)->clip_y_origin); gdk_region_intersect (real_clip_region, tmpreg); gdk_region_destroy (tmpreg); } if (GDK_GC_FBDATA (gc)->values.clip_mask) { GdkDrawable *cmask = GDK_GC_FBDATA (gc)->values.clip_mask; GdkDrawableFBData *cmask_private; cmask_private = GDK_DRAWABLE_IMPL_FBDATA (cmask); g_assert (cmask_private->depth == 1); g_assert (cmask_private->abs_x == 0 && cmask_private->abs_y == 0); draw_rect.x = private->abs_x + cmask_private->llim_x + GDK_GC_FBDATA (gc)->values.clip_x_origin; draw_rect.y = private->abs_y + cmask_private->llim_y + GDK_GC_FBDATA (gc)->values.clip_y_origin; draw_rect.width = cmask_private->width; draw_rect.height = cmask_private->height; tmpreg = gdk_region_rectangle (&draw_rect); gdk_region_intersect (real_clip_region, tmpreg); gdk_region_destroy (tmpreg); /* if (!real_clip_region->numRects) g_warning ("Empty clip region"); */ } } return real_clip_region; } struct GdkSpanHelper { GdkDrawable *drawable; GdkGC *gc; GdkColor color; }; static void gdk_fb_fill_span_helper(GdkSpan *span, gpointer data) { struct GdkSpanHelper *info = (struct GdkSpanHelper *)data; GdkGC * gc = info->gc; (GDK_GC_FBDATA (gc)->fill_span) (info->drawable, gc, span, &info->color); } void gdk_fb_fill_spans (GdkDrawable *real_drawable, GdkGC *gc, GdkSpan *spans, int nspans, gboolean sorted) { int i; struct GdkSpanHelper info; GdkRegion *real_clip_region; gboolean handle_cursor = FALSE; GdkDrawable *drawable; GdkDrawableFBData *private; drawable = real_drawable; private = GDK_DRAWABLE_FBDATA (drawable); g_assert (gc); if (GDK_IS_WINDOW (private->wrapper) && !GDK_WINDOW_IS_MAPPED (private->wrapper)) return; if (GDK_IS_WINDOW (private->wrapper) && GDK_WINDOW_P (private->wrapper)->input_only) g_error ("Drawing on the evil input-only!"); info.drawable = drawable; info.gc = gc; if (GDK_GC_FBDATA (gc)->values_mask & GDK_GC_FOREGROUND) info.color = GDK_GC_FBDATA (gc)->values.foreground; else if (GDK_IS_WINDOW (private->wrapper)) info.color = GDK_WINDOW_P (private->wrapper)->bg_color; else gdk_color_black (private->colormap, &info.color); real_clip_region = gdk_fb_clip_region (drawable, gc, TRUE, GDK_GC_FBDATA (gc)->values.function != GDK_INVERT, TRUE); if (private->mem == GDK_DRAWABLE_IMPL_FBDATA (_gdk_parent_root)->mem && gdk_fb_cursor_region_need_hide (real_clip_region)) { handle_cursor = TRUE; gdk_fb_cursor_hide (); } for (i = 0; i < nspans; i++) { GdkSpan *cur; cur = &spans[i]; cur->x += private->abs_x; cur->y += private->abs_y; if ( (cur->y < private->llim_y) || (cur->y >= private->lim_y)) cur->width = 0; if (cur->x < private->llim_x) { cur->width -= private->llim_x - cur->x; cur->x = private->llim_x; } if (cur->x + cur->width > private->lim_x) { cur->width = private->lim_x - cur->x; } if (cur->width <= 0) cur->width = 0; } gdk_region_spans_intersect_foreach (real_clip_region, spans, nspans, sorted, gdk_fb_fill_span_helper, &info); gdk_region_destroy (real_clip_region); if (handle_cursor) gdk_fb_cursor_unhide (); } void gdk_fb_drawing_context_init (GdkFBDrawingContext *dc, GdkDrawable *drawable, GdkGC *gc, gboolean draw_bg, gboolean do_clipping) { GdkDrawableFBData *private = GDK_DRAWABLE_FBDATA (drawable); dc->mem = private->mem; dc->rowstride = private->rowstride; dc->handle_cursor = FALSE; dc->bgpm = NULL; dc->bg_relto = private->wrapper; dc->draw_bg = draw_bg; GDK_CHECK_IMPL (drawable); if (GDK_IS_WINDOW (private->wrapper)) { dc->bgpm = GDK_WINDOW_P (private->wrapper)->bg_pixmap; if (dc->bgpm == GDK_PARENT_RELATIVE_BG) { for (; dc->bgpm == GDK_PARENT_RELATIVE_BG && dc->bg_relto; dc->bg_relto = (GdkWindow *)GDK_WINDOW_P (dc->bg_relto)->parent) dc->bgpm = GDK_WINDOW_P (dc->bg_relto)->bg_pixmap; } if (dc->bgpm == GDK_NO_BG) dc->bgpm = NULL; } dc->clipxoff = - private->abs_x; dc->clipyoff = - private->abs_y; dc->real_clip_region = gdk_fb_clip_region (drawable, gc, do_clipping, TRUE, TRUE); if (gc) { dc->clipxoff -= GDK_GC_FBDATA (gc)->values.clip_x_origin; dc->clipyoff -= GDK_GC_FBDATA (gc)->values.clip_y_origin; if (GDK_GC_FBDATA (gc)->values.clip_mask) { dc->clipmem = GDK_DRAWABLE_IMPL_FBDATA (GDK_GC_FBDATA (gc)->values.clip_mask)->mem; dc->clip_rowstride = GDK_DRAWABLE_IMPL_FBDATA (GDK_GC_FBDATA (gc)->values.clip_mask)->rowstride; } } if (do_clipping && private->mem == GDK_DRAWABLE_IMPL_FBDATA (_gdk_parent_root)->mem && gdk_fb_cursor_region_need_hide (dc->real_clip_region)) { dc->handle_cursor = TRUE; gdk_fb_cursor_hide (); } } void gdk_fb_drawing_context_finalize (GdkFBDrawingContext *dc) { gdk_region_destroy (dc->real_clip_region); if (dc->handle_cursor) gdk_fb_cursor_unhide (); } void gdk_fb_draw_drawable_2 (GdkDrawable *drawable, GdkGC *gc, GdkPixmap *src, gint xsrc, gint ysrc, gint xdest, gint ydest, gint width, gint height, gboolean draw_bg, gboolean do_clipping) { GdkFBDrawingContext *dc, dc_data; dc = &dc_data; GDK_CHECK_IMPL (src); GDK_CHECK_IMPL (drawable); gdk_fb_drawing_context_init (dc, drawable, gc, draw_bg, do_clipping); gdk_fb_draw_drawable_3 (drawable, gc, src, dc, xsrc, ysrc, xdest, ydest, width, height); gdk_fb_drawing_context_finalize (dc); } void gdk_fb_draw_drawable_3 (GdkDrawable *drawable, GdkGC *gc, GdkPixmap *src, GdkFBDrawingContext *dc, gint xsrc, gint ysrc, gint xdest, gint ydest, gint width, gint height) { GdkDrawableFBData *private = GDK_DRAWABLE_FBDATA (drawable); GdkDrawableFBData *src_private = GDK_DRAWABLE_FBDATA (src); GdkRectangle rect; int src_x_off, src_y_off; GdkRegion *tmpreg, *real_clip_region; int i; int draw_direction = 1; gdk_fb_draw_drawable_func *draw_func = NULL; GdkGCFBData *gc_private; g_assert (gc); GDK_CHECK_IMPL (src); GDK_CHECK_IMPL (drawable); if (GDK_IS_WINDOW (private->wrapper)) { if (!GDK_WINDOW_IS_MAPPED (private->wrapper)) return; if (GDK_WINDOW_P (private->wrapper)->input_only) g_error ("Drawing on the evil input-only!"); } gc_private = GDK_GC_FBDATA (gc); if (drawable == src) { GdkRegionBox srcb, destb; srcb.x1 = xsrc; srcb.y1 = ysrc; srcb.x2 = xsrc + width; srcb.y2 = ysrc + height; destb.x1 = xdest; destb.y1 = ydest; destb.x2 = xdest + width; destb.y2 = ydest + height; if (EXTENTCHECK (&srcb, &destb) && ((ydest > ysrc) || ((ydest == ysrc) && (xdest > xsrc)))) draw_direction = -1; } switch (src_private->depth) { case 1: draw_func = gc_private->draw_drawable[GDK_FB_SRC_BPP_1]; break; case 8: draw_func = gc_private->draw_drawable[GDK_FB_SRC_BPP_8]; break; case 16: draw_func = gc_private->draw_drawable[GDK_FB_SRC_BPP_16]; break; case 24: draw_func = gc_private->draw_drawable[GDK_FB_SRC_BPP_24]; break; case 32: draw_func = gc_private->draw_drawable[GDK_FB_SRC_BPP_32]; break; case 77: draw_func = gc_private->draw_drawable[GDK_FB_SRC_BPP_7_AA_GRAYVAL]; break; case 78: draw_func = gc_private->draw_drawable[GDK_FB_SRC_BPP_8_AA_GRAYVAL]; break; default: g_assert_not_reached (); break; } /* Do some magic to avoid creating extra regions unnecessarily */ tmpreg = dc->real_clip_region; rect.x = xdest + private->abs_x; rect.y = ydest + private->abs_y; rect.width = width; rect.height = height; real_clip_region = gdk_region_rectangle (&rect); gdk_region_intersect (real_clip_region, tmpreg); rect.x = xdest + private->abs_x; rect.y = ydest + private->abs_y; rect.width = MAX (src_private->width - xsrc, 0); rect.height = MAX (src_private->height - ysrc, 0); if (!rect.width || !rect.height) goto out; tmpreg = gdk_region_rectangle (&rect); gdk_region_intersect (real_clip_region, tmpreg); gdk_region_destroy (tmpreg); src_x_off = (src_private->abs_x + xsrc) - (private->abs_x + xdest); src_y_off = (src_private->abs_y + ysrc) - (private->abs_y + ydest); for (i = (draw_direction>0)?0:real_clip_region->numRects-1; i >= 0 && i < real_clip_region->numRects; i+=draw_direction) { GdkRegionBox *cur = &real_clip_region->rects[i]; (*draw_func) (drawable, gc, src, dc, cur->y1, cur->y2, cur->x1, cur->x2, src_x_off, src_y_off, draw_direction); } out: gdk_region_destroy (real_clip_region); } void gdk_fb_draw_drawable (GdkDrawable *drawable, GdkGC *gc, GdkPixmap *src, gint xsrc, gint ysrc, gint xdest, gint ydest, gint width, gint height) { GdkPixmap *src_impl; if (GDK_IS_DRAWABLE_IMPL_FBDATA (src)) src_impl = src; else src_impl = GDK_DRAWABLE_IMPL (src); GDK_CHECK_IMPL (drawable); gdk_fb_draw_drawable_2 (drawable, gc, src_impl , xsrc, ysrc, xdest, ydest, width, height, TRUE, TRUE); } #ifdef EMULATE_GDKFONT static void gdk_fb_draw_text(GdkDrawable *drawable, GdkFont *font, GdkGC *gc, gint x, gint y, const gchar *text, gint text_length) { GdkFontPrivateFB *private; guchar *utf8, *utf8_end; PangoGlyphString *glyphs = pango_glyph_string_new (); PangoEngineShape *shaper, *last_shaper; PangoAnalysis analysis; guchar *p, *start; gint x_offset; int i; g_return_if_fail (font != NULL); g_return_if_fail (text != NULL); private = (GdkFontPrivateFB*) font; utf8 = alloca (text_length*2); /* Convert latin-1 to utf8 */ p = utf8; for (i = 0; i < text_length; i++) { if (text[i]==0) *p++ = 1; /* Hack to handle embedded nulls */ else { if(((guchar)text[i])<128) *p++ = text[i]; else { *p++ = ((((guchar)text[i])>>6) & 0x3f) | 0xC0; *p++ = (((guchar)text[i]) & 0x3f) | 0x80; } } } utf8_end = p; last_shaper = NULL; shaper = NULL; x_offset = 0; p = start = utf8; while (p < utf8_end) { gunichar wc = g_utf8_get_char (p); p = g_utf8_next_char (p); shaper = pango_font_find_shaper (private->pango_font, pango_language_from_string ("fr"), wc); if (shaper != last_shaper) { analysis.shape_engine = shaper; analysis.lang_engine = NULL; analysis.font = private->pango_font; analysis.level = 0; pango_shape (start, p - start, &analysis, glyphs); gdk_fb_draw_glyphs (drawable, gc, private->pango_font, x + PANGO_PIXELS (x_offset), y, glyphs); for (i = 0; i < glyphs->num_glyphs; i++) x_offset += glyphs->glyphs[i].geometry.width; start = p; } last_shaper = shaper; } if (p > start) { analysis.shape_engine = shaper; analysis.lang_engine = NULL; analysis.font = private->pango_font; analysis.level = 0; pango_shape (start, p - start, &analysis, glyphs); gdk_fb_draw_glyphs (drawable, gc, private->pango_font, x + PANGO_PIXELS (x_offset), y, glyphs); } pango_glyph_string_free (glyphs); return; } #else static void gdk_fb_draw_text(GdkDrawable *drawable, GdkFont *font, GdkGC *gc, gint x, gint y, const gchar *text, gint text_length) { g_warning ("gdk_fb_draw_text NYI"); } #endif static void gdk_fb_draw_text_wc (GdkDrawable *drawable, GdkFont *font, GdkGC *gc, gint x, gint y, const GdkWChar *text, gint text_length) { g_warning ("gdk_fb_draw_text_wc NYI"); } void gdk_fb_draw_rectangle (GdkDrawable *drawable, GdkGC *gc, gint filled, gint x, gint y, gint width, gint height) { GdkDrawableFBData *private; private = GDK_DRAWABLE_FBDATA (drawable); if (filled) { gboolean handle_cursor = FALSE; GdkRectangle tmprect; GdkRegion *tmpreg; GdkRegion *real_clip_region; GdkColor color; int i; if (GDK_GC_FBDATA (gc)->values_mask & GDK_GC_FOREGROUND) color = GDK_GC_FBDATA (gc)->values.foreground; else if (GDK_IS_WINDOW (private->wrapper)) color = GDK_WINDOW_P (private->wrapper)->bg_color; else gdk_color_black (private->colormap, &color); real_clip_region = gdk_fb_clip_region (drawable, gc, TRUE, GDK_GC_FBDATA (gc)->values.function != GDK_INVERT, TRUE); if (private->mem == GDK_DRAWABLE_IMPL_FBDATA (_gdk_parent_root)->mem && gdk_fb_cursor_region_need_hide (real_clip_region)) { handle_cursor = TRUE; gdk_fb_cursor_hide (); } x += private->abs_x; y += private->abs_y; if (x < private->llim_x) { width -= private->llim_x - x; x = private->llim_x; } if (x + width > private->lim_x) width = private->lim_x - x; if (y < private->llim_y) { height -= private->llim_y - y; y = private->llim_y; } if (y + height > private->lim_y) height = private->lim_y - y; tmprect.x = x; tmprect.y = y; tmprect.width = width; tmprect.height = height; tmpreg = gdk_region_rectangle (&tmprect); gdk_region_intersect (tmpreg, real_clip_region); for (i = 0; i < tmpreg->numRects; i++) { GdkRectangle r; r.x = tmpreg->rects[i].x1; r.y = tmpreg->rects[i].y1; r.width = tmpreg->rects[i].x2 - tmpreg->rects[i].x1; r.height = tmpreg->rects[i].y2 - tmpreg->rects[i].y1; if ((r.width > 0) && (r.height > 0)) (GDK_GC_FBDATA (gc)->fill_rectangle) (drawable, gc, &r, &color); } gdk_region_destroy (tmpreg); gdk_region_destroy (real_clip_region); if (handle_cursor) gdk_fb_cursor_unhide (); } else { GdkPoint pts[5]; pts[0].x = pts[4].x = x; pts[0].y = pts[4].y = y; pts[1].x = x + width; pts[1].y = y; pts[2].x = x + width; pts[2].y = y + height; pts[3].x = x; pts[3].y = y + height; gdk_fb_draw_lines (drawable, gc, pts, 5); } } static void gdk_fb_draw_points (GdkDrawable *drawable, GdkGC *gc, GdkPoint *points, gint npoints) { GdkSpan *spans = g_alloca (npoints * sizeof(GdkSpan)); int i; for (i = 0; i < npoints; i++) { spans[i].x = points[i].x; spans[i].y = points[i].y; spans[i].width = 1; } gdk_fb_fill_spans (drawable, gc, spans, npoints, FALSE); } static void gdk_fb_draw_arc (GdkDrawable *drawable, GdkGC *gc, gint filled, gint x, gint y, gint width, gint height, gint angle1, gint angle2) { miArc arc; arc.x = x; arc.y = y; arc.width = width; arc.height = height; arc.angle1 = angle1; arc.angle2 = angle2; if (filled) miPolyFillArc (drawable, gc, 1, &arc); else miPolyArc (drawable, gc, 1, &arc); } static void gdk_fb_draw_polygon (GdkDrawable *drawable, GdkGC *gc, gint filled, GdkPoint *points, gint npoints) { if (filled) miFillPolygon (drawable, gc, 0, 0, npoints, points); else { gint tmp_npoints; gboolean free_points = FALSE; GdkPoint *tmp_points; if (points[0].x != points[npoints-1].x || points[0].y != points[npoints-1].y) { tmp_npoints = npoints + 1; tmp_points = g_new (GdkPoint, tmp_npoints); free_points = TRUE; memcpy (tmp_points, points, sizeof(GdkPoint) * npoints); tmp_points[npoints].x = points[0].x; tmp_points[npoints].y = points[0].y; } else { tmp_npoints = npoints; tmp_points = points; } gdk_fb_draw_lines (drawable, gc, tmp_points, tmp_npoints); if (free_points) g_free (tmp_points); } } static void gdk_fb_draw_lines (GdkDrawable *drawable, GdkGC *gc, GdkPoint *points, gint npoints) { GdkGCFBData *private; private = GDK_GC_FBDATA (gc); if (private->values.line_width > 0) { if ((private->values.line_style != GDK_LINE_SOLID) && private->dash_list) miWideDash (drawable, gc, 0, npoints, points); else miWideLine (drawable, gc, 0, npoints, points); } else { if ((private->values.line_style != GDK_LINE_SOLID) && private->dash_list) miZeroDashLine (drawable, gc, 0, npoints, points); else miZeroLine (drawable, gc, 0, npoints, points); } } static void gdk_fb_draw_segments (GdkDrawable *drawable, GdkGC *gc, GdkSegment *segs, gint nsegs) { GdkPoint pts[2]; int i; for(i = 0; i < nsegs; i++) { pts[0].x = segs[i].x1; pts[0].y = segs[i].y1; pts[1].x = segs[i].x2; pts[1].y = segs[i].y2; gdk_fb_draw_lines (drawable, gc, pts, 2); } } void gdk_fb_drawable_clear (GdkDrawable *d) { extern void _gdk_windowing_window_clear_area (GdkWindow *window, gint x, gint y, gint width, gint height); _gdk_windowing_window_clear_area (d, 0, 0, GDK_DRAWABLE_IMPL_FBDATA (d)->width, GDK_DRAWABLE_IMPL_FBDATA (d)->height); } static void _gdk_fb_draw_glyphs (GdkDrawable *drawable, GdkGC *gc, PangoFont *font, gint x, gint y, PangoGlyphString *glyphs, GdkRectangle *bbox) { GdkFBDrawingContext fbdc; GdkPixmapFBData pixmap; PangoGlyphInfo *gi; FT_Face face; FT_UInt glyph_index; int i, xpos; int maxy, miny; int topy; g_return_if_fail (font); gdk_fb_drawing_context_init (&fbdc, drawable, gc, FALSE, TRUE); /* Fake its existence as a pixmap */ ((GTypeInstance *)&pixmap)->g_class = g_type_class_peek (_gdk_pixmap_impl_get_type ()); pixmap.drawable_data.abs_x = 0; pixmap.drawable_data.abs_y = 0; pixmap.drawable_data.depth = 78; maxy = miny = 0; gi = glyphs->glyphs; for (i = 0, xpos = 0; i < glyphs->num_glyphs; i++, gi++) { if (gi->glyph) { glyph_index = gi->glyph; face = pango_ft2_font_get_face (font); if (face) { /* Draw glyph */ FT_Load_Glyph (face, glyph_index, FT_LOAD_DEFAULT); if (face->glyph->format != ft_glyph_format_bitmap) FT_Render_Glyph (face->glyph, ft_render_mode_normal); pixmap.drawable_data.mem = face->glyph->bitmap.buffer; pixmap.drawable_data.rowstride = face->glyph->bitmap.pitch; pixmap.drawable_data.width = face->glyph->bitmap.width; pixmap.drawable_data.height = face->glyph->bitmap.rows; topy = y - face->glyph->bitmap_top + 1; miny = MIN (miny, topy); maxy = MAX (maxy, topy + face->glyph->bitmap.rows); gdk_fb_draw_drawable_3 (drawable, gc, (GdkPixmap *)&pixmap, &fbdc, 0, 0, x + PANGO_PIXELS (xpos) + face->glyph->bitmap_left, topy, face->glyph->bitmap.width, face->glyph->bitmap.rows); } } xpos += glyphs->glyphs[i].geometry.width; } gdk_fb_drawing_context_finalize (&fbdc); if (bbox) { bbox->x = x; bbox->y = miny; bbox->width = xpos; bbox->height = maxy - miny; } } static void gdk_fb_draw_glyphs (GdkDrawable *drawable, GdkGC *gc, PangoFont *font, gint x, gint y, PangoGlyphString *glyphs) { _gdk_fb_draw_glyphs (drawable, gc, font, x, y, glyphs, NULL); } static void gdk_fb_draw_image (GdkDrawable *drawable, GdkGC *gc, GdkImage *image, gint xsrc, gint ysrc, gint xdest, gint ydest, gint width, gint height) { GdkImagePrivateFB *image_private; GdkPixmapFBData fbd; g_return_if_fail (drawable != NULL); g_return_if_fail (image != NULL); g_return_if_fail (gc != NULL); image_private = (GdkImagePrivateFB*) image; g_return_if_fail (image->type == GDK_IMAGE_NORMAL); /* Fake its existence as a pixmap */ memset (&fbd, 0, sizeof(fbd)); ((GTypeInstance *)&fbd)->g_class = g_type_class_peek (_gdk_pixmap_impl_get_type ()); fbd.drawable_data.mem = image->mem; fbd.drawable_data.rowstride = image->bpl; fbd.drawable_data.width = fbd.drawable_data.lim_x = image->width; fbd.drawable_data.height = fbd.drawable_data.lim_y = image->height; fbd.drawable_data.depth = image->depth; fbd.drawable_data.window_type = GDK_DRAWABLE_PIXMAP; fbd.drawable_data.colormap = gdk_colormap_get_system (); gdk_fb_draw_drawable_2 (drawable, gc, (GdkPixmap *)&fbd, xsrc, ysrc, xdest, ydest, width, height, TRUE, TRUE); } static gint gdk_fb_get_depth (GdkDrawable *drawable) { return GDK_DRAWABLE_FBDATA (drawable)->depth; } static GdkScreen* gdk_fb_get_screen (GdkDrawable *drawable) { return gdk_screen_get_default(); } static GdkVisual* gdk_fb_get_visual (GdkDrawable *drawable) { return gdk_visual_get_system(); } #ifdef ENABLE_SHADOW_FB static void gdk_shadow_fb_draw_rectangle (GdkDrawable *drawable, GdkGC *gc, gint filled, gint x, gint y, gint width, gint height) { GdkDrawableFBData *private; gdk_fb_draw_rectangle (drawable, gc, filled, x, y, width, height); private = GDK_DRAWABLE_FBDATA (drawable); if (GDK_IS_WINDOW (private->wrapper)) { gint minx, miny, maxx, maxy; gint extra_width; minx = x + private->abs_x; miny = y + private->abs_y; maxx = x + width + private->abs_x; maxy = y + height + private->abs_y; if (!filled) { extra_width = (GDK_GC_FBDATA (gc)->values.line_width + 1) / 2; minx -= extra_width; miny -= extra_width; maxx += extra_width; maxy += extra_width; } gdk_shadow_fb_update (minx, miny, maxx, maxy); } } static void gdk_shadow_fb_draw_arc (GdkDrawable *drawable, GdkGC *gc, gint filled, gint x, gint y, gint width, gint height, gint angle1, gint angle2) { GdkDrawableFBData *private; gdk_fb_draw_arc (drawable, gc, filled, x, y, width, height, angle1, angle2); private = GDK_DRAWABLE_FBDATA (drawable); if (GDK_IS_WINDOW (private->wrapper)) { gint minx, miny, maxx, maxy; gint extra_width; minx = x + private->abs_x; miny = y + private->abs_y; maxx = x + width + private->abs_x; maxy = y + height + private->abs_y; if (!filled) { extra_width = (GDK_GC_FBDATA (gc)->values.line_width + 1) / 2; minx -= extra_width; miny -= extra_width; maxx += extra_width; maxy += extra_width; } gdk_shadow_fb_update (minx, miny, maxx, maxy); } } static void gdk_shadow_fb_draw_polygon (GdkDrawable *drawable, GdkGC *gc, gint filled, GdkPoint *points, gint npoints) { GdkDrawableFBData *private; gdk_fb_draw_polygon (drawable, gc, filled, points, npoints); private = GDK_DRAWABLE_FBDATA (drawable); if (GDK_IS_WINDOW (private->wrapper)) { gint minx, miny, maxx, maxy; gint extra_width; int i; minx = maxx = points[0].x; miny = maxy = points[0].y; for (i = 1; i < npoints; i++) { minx = MIN(minx, points[i].x); maxx = MAX(maxx, points[i].x); miny = MIN(miny, points[i].y); maxy = MAX(maxy, points[i].y); } if (!filled) { extra_width = (GDK_GC_FBDATA (gc)->values.line_width + 1) / 2; minx -= extra_width; miny -= extra_width; maxx += extra_width; maxy += extra_width; } gdk_shadow_fb_update (minx + private->abs_x, miny + private->abs_y, maxx + private->abs_x, maxy + private->abs_y); } } static void gdk_shadow_fb_draw_text (GdkDrawable *drawable, GdkFont *font, GdkGC *gc, gint x, gint y, const gchar *text, gint text_length) { gdk_fb_draw_text (drawable, font, gc, x, y, text, text_length); } static void gdk_shadow_fb_draw_text_wc (GdkDrawable *drawable, GdkFont *font, GdkGC *gc, gint x, gint y, const GdkWChar *text, gint text_length) { gdk_fb_draw_text_wc (drawable, font, gc, x, y, text, text_length); } static void gdk_shadow_fb_draw_glyphs (GdkDrawable *drawable, GdkGC *gc, PangoFont *font, gint x, gint y, PangoGlyphString *glyphs) { GdkDrawableFBData *private; GdkRectangle bbox; _gdk_fb_draw_glyphs (drawable, gc, font, x, y, glyphs, &bbox); private = GDK_DRAWABLE_FBDATA (drawable); if (GDK_IS_WINDOW (private->wrapper)) gdk_shadow_fb_update (bbox.x + private->abs_x, bbox.y + private->abs_y, bbox.x + private->abs_x + bbox.width, bbox.y + private->abs_y + bbox.height); } static void gdk_shadow_fb_draw_drawable (GdkDrawable *drawable, GdkGC *gc, GdkPixmap *src, gint xsrc, gint ysrc, gint xdest, gint ydest, gint width, gint height) { GdkDrawableFBData *private; gdk_fb_draw_drawable (drawable, gc, src, xsrc, ysrc, xdest, ydest, width, height); private = GDK_DRAWABLE_FBDATA (drawable); if (GDK_IS_WINDOW (private->wrapper)) gdk_shadow_fb_update (xdest + private->abs_x, ydest + private->abs_y, xdest + private->abs_x + width, ydest + private->abs_y + height); } static void gdk_shadow_fb_draw_image (GdkDrawable *drawable, GdkGC *gc, GdkImage *image, gint xsrc, gint ysrc, gint xdest, gint ydest, gint width, gint height) { GdkDrawableFBData *private; gdk_fb_draw_image (drawable, gc, image, xsrc, ysrc, xdest, ydest, width, height); private = GDK_DRAWABLE_FBDATA (drawable); if (GDK_IS_WINDOW (private->wrapper)) gdk_shadow_fb_update (xdest + private->abs_x, ydest + private->abs_y, xdest + private->abs_x + width, ydest + private->abs_y + height); } static void gdk_shadow_fb_draw_points (GdkDrawable *drawable, GdkGC *gc, GdkPoint *points, gint npoints) { GdkDrawableFBData *private; gdk_fb_draw_points (drawable, gc, points, npoints); private = GDK_DRAWABLE_FBDATA (drawable); if (GDK_IS_WINDOW (private->wrapper)) { gint minx, miny, maxx, maxy; int i; minx = maxx = points[0].x; miny = maxy = points[0].y; for (i = 1; i < npoints; i++) { minx = MIN(minx, points[i].x); maxx = MAX(maxx, points[i].x); miny = MIN(miny, points[i].y); maxy = MAX(maxy, points[i].y); } gdk_shadow_fb_update (minx + private->abs_x, miny + private->abs_y, maxx + private->abs_x, maxy + private->abs_y); } } static void gdk_shadow_fb_draw_segments (GdkDrawable *drawable, GdkGC *gc, GdkSegment *segs, gint nsegs) { GdkDrawableFBData *private; gdk_fb_draw_segments (drawable, gc, segs, nsegs); private = GDK_DRAWABLE_FBDATA (drawable); if (GDK_IS_WINDOW (private->wrapper)) { gint minx, miny, maxx, maxy; gint extra_width; int i; minx = maxx = segs[0].x1; miny = maxy = segs[0].y1; for (i = 0; i < nsegs; i++) { minx = MIN(minx, segs[i].x1); maxx = MAX(maxx, segs[i].x1); minx = MIN(minx, segs[i].x2); maxx = MAX(maxx, segs[i].x2); miny = MIN(miny, segs[i].y1); maxy = MAX(maxy, segs[i].y1); miny = MIN(miny, segs[i].y2); maxy = MAX(maxy, segs[i].y2); } extra_width = (GDK_GC_FBDATA (gc)->values.line_width + 1) / 2; minx -= extra_width; miny -= extra_width; maxx += extra_width; maxy += extra_width; gdk_shadow_fb_update (minx + private->abs_x, miny + private->abs_y, maxx + private->abs_x, maxy + private->abs_y); } } static void gdk_shadow_fb_draw_lines (GdkDrawable *drawable, GdkGC *gc, GdkPoint *points, gint npoints) { GdkDrawableFBData *private; gdk_fb_draw_lines (drawable, gc, points, npoints); private = GDK_DRAWABLE_FBDATA (drawable); if (GDK_IS_WINDOW (private->wrapper)) { gint minx, miny, maxx, maxy; gint extra_width; int i; minx = maxx = points[0].x; miny = maxy = points[0].y; for (i = 1; i < npoints; i++) { minx = MIN(minx, points[i].x); maxx = MAX(maxx, points[i].x); miny = MIN(miny, points[i].y); maxy = MAX(maxy, points[i].y); } extra_width = (GDK_GC_FBDATA (gc)->values.line_width + 1) / 2; minx -= extra_width; miny -= extra_width; maxx += extra_width; maxy += extra_width; gdk_shadow_fb_update (minx + private->abs_x, miny + private->abs_y, maxx + private->abs_x, maxy + private->abs_y); } } #endif