gtk2/gsk/gskrendernode.h
Benjamin Otte 0d119f81c8 snapshot: Refactor text rendering
The code didn't change, it was just shuffled around to make the
with_bounds() versions of the text rendering unnecessary and instead
pass through the generic append_node() path.
2019-02-21 19:47:28 +01:00

316 lines
17 KiB
C

/* GSK - The GTK Scene Kit
*
* Copyright 2016 Endless
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library. If not, see <http://www.gnu.org/licenses/>.
*/
#ifndef __GSK_RENDER_NODE_H__
#define __GSK_RENDER_NODE_H__
#if !defined (__GSK_H_INSIDE__) && !defined (GSK_COMPILATION)
#error "Only <gsk/gsk.h> can be included directly."
#endif
#include <gsk/gskroundedrect.h>
#include <gsk/gsktypes.h>
G_BEGIN_DECLS
#define GSK_TYPE_RENDER_NODE (gsk_render_node_get_type ())
#define GSK_IS_RENDER_NODE(obj) ((obj) != NULL)
#define GSK_SERIALIZATION_ERROR (gsk_serialization_error_quark ())
typedef struct _GskRenderNode GskRenderNode;
typedef struct _GskColorStop GskColorStop;
typedef struct _GskShadow GskShadow;
struct _GskColorStop
{
double offset;
GdkRGBA color;
};
struct _GskShadow
{
GdkRGBA color;
float dx;
float dy;
float radius;
};
GDK_AVAILABLE_IN_ALL
GType gsk_render_node_get_type (void) G_GNUC_CONST;
GDK_AVAILABLE_IN_ALL
GQuark gsk_serialization_error_quark (void);
GDK_AVAILABLE_IN_ALL
GskRenderNode * gsk_render_node_ref (GskRenderNode *node);
GDK_AVAILABLE_IN_ALL
void gsk_render_node_unref (GskRenderNode *node);
GDK_AVAILABLE_IN_ALL
GskRenderNodeType gsk_render_node_get_node_type (GskRenderNode *node);
GDK_AVAILABLE_IN_ALL
void gsk_render_node_get_bounds (GskRenderNode *node,
graphene_rect_t *bounds);
GDK_AVAILABLE_IN_ALL
void gsk_render_node_draw (GskRenderNode *node,
cairo_t *cr);
GDK_AVAILABLE_IN_ALL
GBytes * gsk_render_node_serialize (GskRenderNode *node);
GDK_AVAILABLE_IN_ALL
gboolean gsk_render_node_write_to_file (GskRenderNode *node,
const char *filename,
GError **error);
GDK_AVAILABLE_IN_ALL
GskRenderNode * gsk_render_node_deserialize (GBytes *bytes,
GError **error);
GDK_AVAILABLE_IN_ALL
GskRenderNode * gsk_debug_node_new (GskRenderNode *child,
char *message);
GDK_AVAILABLE_IN_ALL
GskRenderNode * gsk_debug_node_get_child (GskRenderNode *node);
GDK_AVAILABLE_IN_ALL
const char * gsk_debug_node_get_message (GskRenderNode *node);
GDK_AVAILABLE_IN_ALL
GskRenderNode * gsk_color_node_new (const GdkRGBA *rgba,
const graphene_rect_t *bounds);
GDK_AVAILABLE_IN_ALL
const GdkRGBA * gsk_color_node_peek_color (GskRenderNode *node);
GDK_AVAILABLE_IN_ALL
GskRenderNode * gsk_texture_node_new (GdkTexture *texture,
const graphene_rect_t *bounds);
GDK_AVAILABLE_IN_ALL
GdkTexture * gsk_texture_node_get_texture (GskRenderNode *node);
GDK_AVAILABLE_IN_ALL
GskRenderNode * gsk_linear_gradient_node_new (const graphene_rect_t *bounds,
const graphene_point_t *start,
const graphene_point_t *end,
const GskColorStop *color_stops,
gsize n_color_stops);
GDK_AVAILABLE_IN_ALL
const graphene_point_t * gsk_linear_gradient_node_peek_start (GskRenderNode *node);
GDK_AVAILABLE_IN_ALL
const graphene_point_t * gsk_linear_gradient_node_peek_end (GskRenderNode *node);
GDK_AVAILABLE_IN_ALL
gsize gsk_linear_gradient_node_get_n_color_stops (GskRenderNode *node);
GDK_AVAILABLE_IN_ALL
const GskColorStop * gsk_linear_gradient_node_peek_color_stops (GskRenderNode *node);
GDK_AVAILABLE_IN_ALL
GskRenderNode * gsk_repeating_linear_gradient_node_new (const graphene_rect_t *bounds,
const graphene_point_t *start,
const graphene_point_t *end,
const GskColorStop *color_stops,
gsize n_color_stops);
GDK_AVAILABLE_IN_ALL
GskRenderNode * gsk_border_node_new (const GskRoundedRect *outline,
const float border_width[4],
const GdkRGBA border_color[4]);
GDK_AVAILABLE_IN_ALL
const GskRoundedRect * gsk_border_node_peek_outline (GskRenderNode *node);
GDK_AVAILABLE_IN_ALL
const float * gsk_border_node_peek_widths (GskRenderNode *node);
GDK_AVAILABLE_IN_ALL
const GdkRGBA * gsk_border_node_peek_colors (GskRenderNode *node);
GDK_AVAILABLE_IN_ALL
GskRenderNode * gsk_inset_shadow_node_new (const GskRoundedRect *outline,
const GdkRGBA *color,
float dx,
float dy,
float spread,
float blur_radius);
GDK_AVAILABLE_IN_ALL
const GskRoundedRect * gsk_inset_shadow_node_peek_outline (GskRenderNode *node);
GDK_AVAILABLE_IN_ALL
const GdkRGBA * gsk_inset_shadow_node_peek_color (GskRenderNode *node);
GDK_AVAILABLE_IN_ALL
float gsk_inset_shadow_node_get_dx (GskRenderNode *node);
GDK_AVAILABLE_IN_ALL
float gsk_inset_shadow_node_get_dy (GskRenderNode *node);
GDK_AVAILABLE_IN_ALL
float gsk_inset_shadow_node_get_spread (GskRenderNode *node);
GDK_AVAILABLE_IN_ALL
float gsk_inset_shadow_node_get_blur_radius (GskRenderNode *node);
GDK_AVAILABLE_IN_ALL
GskRenderNode * gsk_outset_shadow_node_new (const GskRoundedRect *outline,
const GdkRGBA *color,
float dx,
float dy,
float spread,
float blur_radius);
GDK_AVAILABLE_IN_ALL
const GskRoundedRect * gsk_outset_shadow_node_peek_outline (GskRenderNode *node);
GDK_AVAILABLE_IN_ALL
const GdkRGBA * gsk_outset_shadow_node_peek_color (GskRenderNode *node);
GDK_AVAILABLE_IN_ALL
float gsk_outset_shadow_node_get_dx (GskRenderNode *node);
GDK_AVAILABLE_IN_ALL
float gsk_outset_shadow_node_get_dy (GskRenderNode *node);
GDK_AVAILABLE_IN_ALL
float gsk_outset_shadow_node_get_spread (GskRenderNode *node);
GDK_AVAILABLE_IN_ALL
float gsk_outset_shadow_node_get_blur_radius (GskRenderNode *node);
GDK_AVAILABLE_IN_ALL
GskRenderNode * gsk_cairo_node_new (const graphene_rect_t *bounds);
GDK_AVAILABLE_IN_ALL
cairo_t * gsk_cairo_node_get_draw_context (GskRenderNode *node);
GDK_AVAILABLE_IN_ALL
const cairo_surface_t * gsk_cairo_node_peek_surface (GskRenderNode *node);
GDK_AVAILABLE_IN_ALL
GskRenderNode * gsk_container_node_new (GskRenderNode **children,
guint n_children);
GDK_AVAILABLE_IN_ALL
guint gsk_container_node_get_n_children (GskRenderNode *node);
GDK_AVAILABLE_IN_ALL
GskRenderNode * gsk_container_node_get_child (GskRenderNode *node,
guint idx);
GDK_AVAILABLE_IN_ALL
GskRenderNode * gsk_transform_node_new (GskRenderNode *child,
const graphene_matrix_t *transform);
GDK_AVAILABLE_IN_ALL
GskRenderNode * gsk_transform_node_get_child (GskRenderNode *node);
GDK_AVAILABLE_IN_ALL
const graphene_matrix_t *
gsk_transform_node_peek_transform (GskRenderNode *node);
GDK_AVAILABLE_IN_ALL
GskRenderNode * gsk_opacity_node_new (GskRenderNode *child,
double opacity);
GDK_AVAILABLE_IN_ALL
GskRenderNode * gsk_opacity_node_get_child (GskRenderNode *node);
GDK_AVAILABLE_IN_ALL
double gsk_opacity_node_get_opacity (GskRenderNode *node);
GDK_AVAILABLE_IN_ALL
GskRenderNode * gsk_color_matrix_node_new (GskRenderNode *child,
const graphene_matrix_t *color_matrix,
const graphene_vec4_t *color_offset);
GDK_AVAILABLE_IN_ALL
GskRenderNode * gsk_color_matrix_node_get_child (GskRenderNode *node);
GDK_AVAILABLE_IN_ALL
const graphene_matrix_t *
gsk_color_matrix_node_peek_color_matrix (GskRenderNode *node);
GDK_AVAILABLE_IN_ALL
const graphene_vec4_t * gsk_color_matrix_node_peek_color_offset (GskRenderNode *node);
GDK_AVAILABLE_IN_ALL
GskRenderNode * gsk_repeat_node_new (const graphene_rect_t *bounds,
GskRenderNode *child,
const graphene_rect_t *child_bounds);
GDK_AVAILABLE_IN_ALL
GskRenderNode * gsk_repeat_node_get_child (GskRenderNode *node);
GDK_AVAILABLE_IN_ALL
const graphene_rect_t * gsk_repeat_node_peek_child_bounds (GskRenderNode *node);
GDK_AVAILABLE_IN_ALL
GskRenderNode * gsk_clip_node_new (GskRenderNode *child,
const graphene_rect_t *clip);
GDK_AVAILABLE_IN_ALL
GskRenderNode * gsk_clip_node_get_child (GskRenderNode *node);
GDK_AVAILABLE_IN_ALL
const graphene_rect_t * gsk_clip_node_peek_clip (GskRenderNode *node);
GDK_AVAILABLE_IN_ALL
GskRenderNode * gsk_rounded_clip_node_new (GskRenderNode *child,
const GskRoundedRect *clip);
GDK_AVAILABLE_IN_ALL
GskRenderNode * gsk_rounded_clip_node_get_child (GskRenderNode *node);
GDK_AVAILABLE_IN_ALL
const GskRoundedRect * gsk_rounded_clip_node_peek_clip (GskRenderNode *node);
GDK_AVAILABLE_IN_ALL
GskRenderNode * gsk_shadow_node_new (GskRenderNode *child,
const GskShadow *shadows,
gsize n_shadows);
GDK_AVAILABLE_IN_ALL
GskRenderNode * gsk_shadow_node_get_child (GskRenderNode *node);
GDK_AVAILABLE_IN_ALL
const GskShadow * gsk_shadow_node_peek_shadow (GskRenderNode *node,
gsize i);
GDK_AVAILABLE_IN_ALL
gsize gsk_shadow_node_get_n_shadows (GskRenderNode *node);
GDK_AVAILABLE_IN_ALL
GskRenderNode * gsk_blend_node_new (GskRenderNode *bottom,
GskRenderNode *top,
GskBlendMode blend_mode);
GDK_AVAILABLE_IN_ALL
GskRenderNode * gsk_blend_node_get_bottom_child (GskRenderNode *node);
GDK_AVAILABLE_IN_ALL
GskRenderNode * gsk_blend_node_get_top_child (GskRenderNode *node);
GDK_AVAILABLE_IN_ALL
GskBlendMode gsk_blend_node_get_blend_mode (GskRenderNode *node);
GDK_AVAILABLE_IN_ALL
GskRenderNode * gsk_cross_fade_node_new (GskRenderNode *start,
GskRenderNode *end,
double progress);
GDK_AVAILABLE_IN_ALL
GskRenderNode * gsk_cross_fade_node_get_start_child (GskRenderNode *node);
GDK_AVAILABLE_IN_ALL
GskRenderNode * gsk_cross_fade_node_get_end_child (GskRenderNode *node);
GDK_AVAILABLE_IN_ALL
double gsk_cross_fade_node_get_progress (GskRenderNode *node);
GDK_AVAILABLE_IN_ALL
GskRenderNode * gsk_text_node_new (PangoFont *font,
PangoGlyphString *glyphs,
const GdkRGBA *color,
float x,
float y);
GDK_AVAILABLE_IN_ALL
const PangoFont * gsk_text_node_peek_font (GskRenderNode *node);
GDK_AVAILABLE_IN_ALL
guint gsk_text_node_get_num_glyphs (GskRenderNode *node);
GDK_AVAILABLE_IN_ALL
const PangoGlyphInfo *gsk_text_node_peek_glyphs (GskRenderNode *node);
GDK_AVAILABLE_IN_ALL
const GdkRGBA * gsk_text_node_peek_color (GskRenderNode *node);
GDK_AVAILABLE_IN_ALL
float gsk_text_node_get_x (GskRenderNode *node);
GDK_AVAILABLE_IN_ALL
float gsk_text_node_get_y (GskRenderNode *node);
GDK_AVAILABLE_IN_ALL
GskRenderNode * gsk_blur_node_new (GskRenderNode *child,
double radius);
GDK_AVAILABLE_IN_ALL
GskRenderNode * gsk_blur_node_get_child (GskRenderNode *node);
GDK_AVAILABLE_IN_ALL
double gsk_blur_node_get_radius (GskRenderNode *node);
G_END_DECLS
#endif /* __GSK_RENDER_NODE_H__ */