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175 lines
9.0 KiB
C
175 lines
9.0 KiB
C
#pragma once
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#include "gskrendernode.h"
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#include <cairo.h>
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#include "gdk/gdkmemoryformatprivate.h"
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#include "gdk/gdkcolorprivate.h"
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G_BEGIN_DECLS
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typedef struct _GskRenderNodeClass GskRenderNodeClass;
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/* Keep this in sync with the GskRenderNodeType enumeration.
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*
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* We don't add an "n-types" value to avoid having to handle
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* it in every single switch.
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*/
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#define GSK_RENDER_NODE_TYPE_N_TYPES (GSK_SUBSURFACE_NODE + 1)
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extern GType gsk_render_node_types[];
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#define GSK_IS_RENDER_NODE_TYPE(node,type) \
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(G_TYPE_INSTANCE_GET_CLASS ((node), GSK_TYPE_RENDER_NODE, GskRenderNodeClass)->node_type == (type))
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#define GSK_RENDER_NODE_TYPE(node) \
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(G_TYPE_INSTANCE_GET_CLASS ((node), GSK_TYPE_RENDER_NODE, GskRenderNodeClass)->node_type)
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struct _GskRenderNode
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{
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GTypeInstance parent_instance;
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gatomicrefcount ref_count;
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graphene_rect_t bounds;
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guint preferred_depth : GDK_MEMORY_DEPTH_BITS;
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guint offscreen_for_opacity : 1;
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guint fully_opaque : 1;
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guint is_hdr : 1;
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};
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typedef struct
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{
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cairo_region_t *region;
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GdkSurface *surface;
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} GskDiffData;
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struct _GskRenderNodeClass
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{
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GTypeClass parent_class;
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GskRenderNodeType node_type;
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void (* finalize) (GskRenderNode *node);
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void (* draw) (GskRenderNode *node,
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cairo_t *cr,
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GdkColorState *ccs);
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gboolean (* can_diff) (const GskRenderNode *node1,
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const GskRenderNode *node2);
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void (* diff) (GskRenderNode *node1,
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GskRenderNode *node2,
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GskDiffData *data);
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gboolean (* get_opaque_rect) (GskRenderNode *node,
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graphene_rect_t *out_opaque);
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};
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void gsk_render_node_init_types (void);
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GType gsk_render_node_type_register_static (const char *node_name,
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gsize instance_size,
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GClassInitFunc class_init);
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gpointer gsk_render_node_alloc (GskRenderNodeType node_type);
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void _gsk_render_node_unref (GskRenderNode *node);
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gboolean gsk_render_node_can_diff (const GskRenderNode *node1,
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const GskRenderNode *node2) G_GNUC_PURE;
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void gsk_render_node_diff (GskRenderNode *node1,
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GskRenderNode *node2,
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GskDiffData *data);
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void gsk_render_node_diff_impossible (GskRenderNode *node1,
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GskRenderNode *node2,
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GskDiffData *data);
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void gsk_container_node_diff_with (GskRenderNode *container,
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GskRenderNode *other,
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GskDiffData *data);
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void gsk_render_node_draw_ccs (GskRenderNode *node,
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cairo_t *cr,
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GdkColorState *ccs);
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void gsk_render_node_draw_with_color_state (GskRenderNode *node,
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cairo_t *cr,
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GdkColorState *color_state);
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void gsk_render_node_draw_fallback (GskRenderNode *node,
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cairo_t *cr);
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bool gsk_border_node_get_uniform (const GskRenderNode *self) G_GNUC_PURE;
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bool gsk_border_node_get_uniform_color (const GskRenderNode *self) G_GNUC_PURE;
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void gsk_text_node_serialize_glyphs (GskRenderNode *self,
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GString *str);
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GskRenderNode ** gsk_container_node_get_children (const GskRenderNode *node,
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guint *n_children);
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void gsk_transform_node_get_translate (const GskRenderNode *node,
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float *dx,
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float *dy);
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GdkMemoryDepth gsk_render_node_get_preferred_depth (const GskRenderNode *node) G_GNUC_PURE;
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gboolean gsk_render_node_is_hdr (const GskRenderNode *node) G_GNUC_PURE;
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gboolean gsk_container_node_is_disjoint (const GskRenderNode *node) G_GNUC_PURE;
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gboolean gsk_render_node_use_offscreen_for_opacity (const GskRenderNode *node) G_GNUC_PURE;
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#define gsk_render_node_ref(node) _gsk_render_node_ref(node)
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#define gsk_render_node_unref(node) _gsk_render_node_unref(node)
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static inline GskRenderNode *
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_gsk_render_node_ref (GskRenderNode *node)
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{
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g_atomic_ref_count_inc (&node->ref_count);
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return node;
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}
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GskRenderNode * gsk_color_node_new2 (const GdkColor *color,
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const graphene_rect_t *bounds);
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const GdkColor * gsk_color_node_get_color2 (const GskRenderNode *node);
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GskRenderNode * gsk_border_node_new2 (const GskRoundedRect *outline,
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const float border_width[4],
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const GdkColor border_color[4]);
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const GdkColor * gsk_border_node_get_colors2 (const GskRenderNode *node);
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GskRenderNode * gsk_inset_shadow_node_new2 (const GskRoundedRect *outline,
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const GdkColor *color,
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const graphene_point_t *offset,
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float spread,
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float blur_radius);
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const GdkColor * gsk_inset_shadow_node_get_color2 (const GskRenderNode *node);
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const graphene_point_t *gsk_inset_shadow_node_get_offset (const GskRenderNode *node);
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GskRenderNode * gsk_outset_shadow_node_new2 (const GskRoundedRect *outline,
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const GdkColor *color,
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const graphene_point_t *offset,
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float spread,
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float blur_radius);
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const GdkColor * gsk_outset_shadow_node_get_color2 (const GskRenderNode *node);
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const graphene_point_t *gsk_outset_shadow_node_get_offset (const GskRenderNode *node);
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typedef struct _GskShadow2 GskShadow2;
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struct _GskShadow2
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{
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GdkColor color;
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graphene_point_t offset;
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float radius;
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};
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GskRenderNode * gsk_shadow_node_new2 (GskRenderNode *child,
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const GskShadow2 *shadows,
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gsize n_shadows);
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const GskShadow2 *gsk_shadow_node_get_shadow2 (const GskRenderNode *node,
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gsize i);
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GskRenderNode * gsk_text_node_new2 (PangoFont *font,
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PangoGlyphString *glyphs,
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const GdkColor *color,
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const graphene_point_t *offset);
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const GdkColor *gsk_text_node_get_color2 (const GskRenderNode *node);
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G_END_DECLS
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