diff options
Diffstat (limited to 'gtk/gtkpango.c')
| -rw-r--r-- | gtk/gtkpango.c | 206 |
1 files changed, 0 insertions, 206 deletions
diff --git a/gtk/gtkpango.c b/gtk/gtkpango.c index 2c87e8cb65..1f6e70954a 100644 --- a/gtk/gtkpango.c +++ b/gtk/gtkpango.c @@ -27,212 +27,6 @@ #include <pango/pangocairo.h> #include "gtkintl.h" -#define GTK_TYPE_FILL_LAYOUT_RENDERER (_gtk_fill_layout_renderer_get_type()) -#define GTK_FILL_LAYOUT_RENDERER(object) (G_TYPE_CHECK_INSTANCE_CAST ((object), GTK_TYPE_FILL_LAYOUT_RENDERER, GtkFillLayoutRenderer)) -#define GTK_IS_FILL_LAYOUT_RENDERER(object) (G_TYPE_CHECK_INSTANCE_TYPE ((object), GTK_TYPE_FILL_LAYOUT_RENDERER)) -#define GTK_FILL_LAYOUT_RENDERER_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST ((klass), GTK_TYPE_FILL_LAYOUT_RENDERER, GtkFillLayoutRendererClass)) -#define GTK_IS_FILL_LAYOUT_RENDERER_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE ((klass), GTK_TYPE_FILL_LAYOUT_RENDERER)) -#define GTK_FILL_LAYOUT_RENDERER_GET_CLASS(obj) (G_TYPE_INSTANCE_GET_CLASS ((obj), GTK_TYPE_FILL_LAYOUT_RENDERER, GtkFillLayoutRendererClass)) - -typedef struct _GtkFillLayoutRenderer GtkFillLayoutRenderer; -typedef struct _GtkFillLayoutRendererClass GtkFillLayoutRendererClass; - -struct _GtkFillLayoutRenderer -{ - PangoRenderer parent_instance; - - cairo_t *cr; -}; - -struct _GtkFillLayoutRendererClass -{ - PangoRendererClass parent_class; -}; - -GType _gtk_fill_layout_renderer_get_type (void); - -G_DEFINE_TYPE (GtkFillLayoutRenderer, _gtk_fill_layout_renderer, PANGO_TYPE_RENDERER) - -static void -gtk_fill_layout_renderer_draw_glyphs (PangoRenderer *renderer, - PangoFont *font, - PangoGlyphString *glyphs, - int x, - int y) -{ - GtkFillLayoutRenderer *text_renderer = GTK_FILL_LAYOUT_RENDERER (renderer); - - cairo_move_to (text_renderer->cr, (double)x / PANGO_SCALE, (double)y / PANGO_SCALE); - pango_cairo_show_glyph_string (text_renderer->cr, font, glyphs); -} - -static void -gtk_fill_layout_renderer_draw_glyph_item (PangoRenderer *renderer, - const char *text, - PangoGlyphItem *glyph_item, - int x, - int y) -{ - GtkFillLayoutRenderer *text_renderer = GTK_FILL_LAYOUT_RENDERER (renderer); - - cairo_move_to (text_renderer->cr, (double)x / PANGO_SCALE, (double)y / PANGO_SCALE); - pango_cairo_show_glyph_item (text_renderer->cr, text, glyph_item); -} - -static void -gtk_fill_layout_renderer_draw_rectangle (PangoRenderer *renderer, - PangoRenderPart part, - int x, - int y, - int width, - int height) -{ - GtkFillLayoutRenderer *text_renderer = GTK_FILL_LAYOUT_RENDERER (renderer); - - if (part == PANGO_RENDER_PART_BACKGROUND) - return; - - cairo_rectangle (text_renderer->cr, - (double)x / PANGO_SCALE, (double)y / PANGO_SCALE, - (double)width / PANGO_SCALE, (double)height / PANGO_SCALE); - cairo_fill (text_renderer->cr); -} - -static void -gtk_fill_layout_renderer_draw_trapezoid (PangoRenderer *renderer, - PangoRenderPart part, - double y1_, - double x11, - double x21, - double y2, - double x12, - double x22) -{ - GtkFillLayoutRenderer *text_renderer = GTK_FILL_LAYOUT_RENDERER (renderer); - cairo_matrix_t matrix; - cairo_t *cr; - - cr = text_renderer->cr; - - cairo_save (cr); - - /* use identity scale, but keep translation */ - cairo_get_matrix (cr, &matrix); - matrix.xx = matrix.yy = 1; - matrix.xy = matrix.yx = 0; - cairo_set_matrix (cr, &matrix); - - cairo_move_to (cr, x11, y1_); - cairo_line_to (cr, x21, y1_); - cairo_line_to (cr, x22, y2); - cairo_line_to (cr, x12, y2); - cairo_close_path (cr); - - cairo_fill (cr); - - cairo_restore (cr); -} - -static void -gtk_fill_layout_renderer_draw_error_underline (PangoRenderer *renderer, - int x, - int y, - int width, - int height) -{ - GtkFillLayoutRenderer *text_renderer = GTK_FILL_LAYOUT_RENDERER (renderer); - - pango_cairo_show_error_underline (text_renderer->cr, - (double)x / PANGO_SCALE, (double)y / PANGO_SCALE, - (double)width / PANGO_SCALE, (double)height / PANGO_SCALE); -} - -static void -gtk_fill_layout_renderer_draw_shape (PangoRenderer *renderer, - PangoAttrShape *attr, - int x, - int y) -{ - GtkFillLayoutRenderer *text_renderer = GTK_FILL_LAYOUT_RENDERER (renderer); - cairo_t *cr = text_renderer->cr; - PangoLayout *layout; - PangoCairoShapeRendererFunc shape_renderer; - gpointer shape_renderer_data; - - layout = pango_renderer_get_layout (renderer); - - if (!layout) - return; - - shape_renderer = pango_cairo_context_get_shape_renderer (pango_layout_get_context (layout), - &shape_renderer_data); - - if (!shape_renderer) - return; - - cairo_save (cr); - - cairo_move_to (cr, (double)x / PANGO_SCALE, (double)y / PANGO_SCALE); - - shape_renderer (cr, attr, FALSE, shape_renderer_data); - - cairo_restore (cr); -} - -static void -gtk_fill_layout_renderer_finalize (GObject *object) -{ - G_OBJECT_CLASS (_gtk_fill_layout_renderer_parent_class)->finalize (object); -} - -static void -_gtk_fill_layout_renderer_init (GtkFillLayoutRenderer *renderer) -{ -} - -static void -_gtk_fill_layout_renderer_class_init (GtkFillLayoutRendererClass *klass) -{ - GObjectClass *object_class = G_OBJECT_CLASS (klass); - - PangoRendererClass *renderer_class = PANGO_RENDERER_CLASS (klass); - - renderer_class->draw_glyphs = gtk_fill_layout_renderer_draw_glyphs; - renderer_class->draw_glyph_item = gtk_fill_layout_renderer_draw_glyph_item; - renderer_class->draw_rectangle = gtk_fill_layout_renderer_draw_rectangle; - renderer_class->draw_trapezoid = gtk_fill_layout_renderer_draw_trapezoid; - renderer_class->draw_error_underline = gtk_fill_layout_renderer_draw_error_underline; - renderer_class->draw_shape = gtk_fill_layout_renderer_draw_shape; - - object_class->finalize = gtk_fill_layout_renderer_finalize; -} - -void -_gtk_pango_fill_layout (cairo_t *cr, - PangoLayout *layout) -{ - static GtkFillLayoutRenderer *renderer = NULL; - gboolean has_current_point; - double current_x, current_y; - - has_current_point = cairo_has_current_point (cr); - cairo_get_current_point (cr, ¤t_x, ¤t_y); - - if (renderer == NULL) - renderer = g_object_new (GTK_TYPE_FILL_LAYOUT_RENDERER, NULL); - - cairo_save (cr); - cairo_translate (cr, current_x, current_y); - - renderer->cr = cr; - pango_renderer_draw_layout (PANGO_RENDERER (renderer), layout, 0, 0); - - cairo_restore (cr); - - if (has_current_point) - cairo_move_to (cr, current_x, current_y); -} - static AtkAttributeSet * add_attribute (AtkAttributeSet *attributes, AtkTextAttribute attr, |