diff options
Diffstat (limited to 'pango/pango-renderer.c')
| -rw-r--r-- | pango/pango-renderer.c | 128 |
1 files changed, 128 insertions, 0 deletions
diff --git a/pango/pango-renderer.c b/pango/pango-renderer.c index 2d676782..52d44061 100644 --- a/pango/pango-renderer.c +++ b/pango/pango-renderer.c @@ -87,6 +87,13 @@ static void pango_renderer_default_draw_error_underline (PangoRenderer *rende int y, int width, int height); +static void pango_renderer_default_draw_line (PangoRenderer *renderer, + PangoRenderPart part, + PangoRenderLineStyle style, + int x, + int y, + int width, + int height); static void pango_renderer_default_prepare_run (PangoRenderer *renderer, PangoLayoutRun *run); @@ -123,6 +130,7 @@ pango_renderer_class_init (PangoRendererClass *klass) klass->draw_glyph_item = pango_renderer_default_draw_glyph_item; klass->draw_rectangle = pango_renderer_default_draw_rectangle; klass->draw_error_underline = pango_renderer_default_draw_error_underline; + klass->draw_line = pango_renderer_default_draw_line; klass->prepare_run = pango_renderer_default_prepare_run; gobject_class->finalize = pango_renderer_finalize; @@ -239,6 +247,48 @@ draw_underline (PangoRenderer *renderer, rect->width, rect->height); break; + case PANGO_UNDERLINE_DOUBLE_DASHED: + case PANGO_UNDERLINE_DOUBLE_LINE_DASHED: + pango_renderer_draw_line (renderer, + PANGO_RENDER_PART_UNDERLINE, + PANGO_RENDER_LINE_DASHED, + rect->x, + rect->y + 2 * rect->height, + rect->width, + rect->height); + G_GNUC_FALLTHROUGH; + case PANGO_UNDERLINE_SINGLE_DASHED: + case PANGO_UNDERLINE_LOW_DASHED: + case PANGO_UNDERLINE_SINGLE_LINE_DASHED: + pango_renderer_draw_line (renderer, + PANGO_RENDER_PART_UNDERLINE, + PANGO_RENDER_LINE_DASHED, + rect->x, + rect->y, + rect->width, + rect->height); + break; + case PANGO_UNDERLINE_DOUBLE_DOTTED: + case PANGO_UNDERLINE_DOUBLE_LINE_DOTTED: + pango_renderer_draw_line (renderer, + PANGO_RENDER_PART_UNDERLINE, + PANGO_RENDER_LINE_DOTTED, + rect->x, + rect->y + 2 * rect->height, + rect->width, + rect->height); + G_GNUC_FALLTHROUGH; + case PANGO_UNDERLINE_SINGLE_DOTTED: + case PANGO_UNDERLINE_LOW_DOTTED: + case PANGO_UNDERLINE_SINGLE_LINE_DOTTED: + pango_renderer_draw_line (renderer, + PANGO_RENDER_PART_UNDERLINE, + PANGO_RENDER_LINE_DOTTED, + rect->x, + rect->y, + rect->width, + rect->height); + break; case PANGO_UNDERLINE_ERROR: case PANGO_UNDERLINE_ERROR_LINE: pango_renderer_draw_error_underline (renderer, @@ -271,6 +321,24 @@ draw_overline (PangoRenderer *renderer, rect->width, rect->height); break; + case PANGO_OVERLINE_SINGLE_DASHED: + pango_renderer_draw_line (renderer, + PANGO_RENDER_PART_OVERLINE, + PANGO_RENDER_LINE_DASHED, + rect->x, + rect->y, + rect->width, + rect->height); + break; + case PANGO_OVERLINE_SINGLE_DOTTED: + pango_renderer_draw_line (renderer, + PANGO_RENDER_PART_OVERLINE, + PANGO_RENDER_LINE_DOTTED, + rect->x, + rect->y, + rect->width, + rect->height); + break; } } @@ -364,15 +432,25 @@ add_underline (PangoRenderer *renderer, g_assert_not_reached (); break; case PANGO_UNDERLINE_SINGLE: + case PANGO_UNDERLINE_SINGLE_DASHED: + case PANGO_UNDERLINE_SINGLE_DOTTED: case PANGO_UNDERLINE_DOUBLE: + case PANGO_UNDERLINE_DOUBLE_DASHED: + case PANGO_UNDERLINE_DOUBLE_DOTTED: case PANGO_UNDERLINE_ERROR: new_rect.y -= underline_position; break; case PANGO_UNDERLINE_LOW: + case PANGO_UNDERLINE_LOW_DASHED: + case PANGO_UNDERLINE_LOW_DOTTED: new_rect.y += ink_rect->y + ink_rect->height + underline_thickness; break; case PANGO_UNDERLINE_SINGLE_LINE: + case PANGO_UNDERLINE_SINGLE_LINE_DASHED: + case PANGO_UNDERLINE_SINGLE_LINE_DOTTED: case PANGO_UNDERLINE_DOUBLE_LINE: + case PANGO_UNDERLINE_DOUBLE_LINE_DASHED: + case PANGO_UNDERLINE_DOUBLE_LINE_DOTTED: case PANGO_UNDERLINE_ERROR_LINE: new_rect.y -= underline_position; if (state->underline == renderer->underline) @@ -425,6 +503,8 @@ add_overline (PangoRenderer *renderer, g_assert_not_reached (); break; case PANGO_OVERLINE_SINGLE: + case PANGO_OVERLINE_SINGLE_DASHED: + case PANGO_OVERLINE_SINGLE_DOTTED: new_rect.y -= ascent; if (state->overline == renderer->priv->overline) { @@ -889,6 +969,42 @@ pango_renderer_draw_rectangle (PangoRenderer *renderer, PANGO_RENDERER_GET_CLASS (renderer)->draw_rectangle (renderer, part, x, y, width, height); } +/** + * pango_renderer_draw_line: + * @renderer: a `PangoRenderer` + * @part: type of object this rectangle is part of + * @style: the style of line to draw + * @x: X position of upper left corner, in user space coordinates + * in Pango units + * @y: Y position of upper left corner, in user space coordinates + * in Pango units + * @width: width of line in Pango units + * @height: height of line in Pango units + * + * Draws a line with the given style into an axis-aligned rectangle + * in user space coordinates with the specified `PangoRenderer`. + * + * This should be called while @renderer is already active. + * Use [method@Pango.Renderer.activate] to activate a renderer. + * + * Since: 1.50 + */ +void +pango_renderer_draw_line (PangoRenderer *renderer, + PangoRenderPart part, + PangoRenderLineStyle style, + int x, + int y, + int width, + int height) +{ + g_return_if_fail (PANGO_IS_RENDERER_FAST (renderer)); + g_return_if_fail (IS_VALID_PART (part)); + g_return_if_fail (renderer->active_count > 0); + + PANGO_RENDERER_GET_CLASS (renderer)->draw_line (renderer, part, style, x, y, width, height); +} + static int compare_points (const void *a, const void *b) @@ -996,6 +1112,18 @@ pango_renderer_default_draw_rectangle (PangoRenderer *renderer, draw_rectangle (renderer, renderer->matrix, part, x, y, width, height); } +static void +pango_renderer_default_draw_line (PangoRenderer *renderer, + PangoRenderPart part, + PangoRenderLineStyle style, + int x, + int y, + int width, + int height) +{ + draw_rectangle (renderer, renderer->matrix, part, x, y, width, height); +} + /** * pango_renderer_draw_error_underline: * @renderer: a `PangoRenderer` |