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Hippo-Canvas Reference Manual | ![]() |
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#include <hippo/hippo-canvas-context.h> enum HippoStockColor; HippoCanvasContext; HippoCanvasContextIface; PangoLayout* hippo_canvas_context_create_layout (HippoCanvasContext *context); cairo_surface_t* hippo_canvas_context_load_image (HippoCanvasContext *context, const char *image_name); guint32 hippo_canvas_context_get_color (HippoCanvasContext *context, HippoStockColor color); void hippo_canvas_context_register_widget_item (HippoCanvasContext *context, HippoCanvasItem *item); void hippo_canvas_context_unregister_widget_item (HippoCanvasContext *context, HippoCanvasItem *item); void hippo_canvas_context_translate_to_widget (HippoCanvasContext *context, HippoCanvasItem *item, int *x_p, int *y_p); void hippo_canvas_context_translate_to_screen (HippoCanvasContext *context, HippoCanvasItem *item, int *x_p, int *y_p); void hippo_canvas_context_emit_style_changed (HippoCanvasContext *context, gboolean resize_needed);
HippoCanvasContext is implemented by HippoCanvasGradient, HippoCanvasLink, HippoCanvasImage, HippoCanvasBox, HippoCanvasText and HippoCanvasImageButton.
typedef enum { HIPPO_STOCK_COLOR_BG_NORMAL, HIPPO_STOCK_COLOR_BG_PRELIGHT, HIPPO_STOCK_COLOR_FG } HippoStockColor;
typedef struct { GTypeInterface base_iface; PangoLayout* (* create_layout) (HippoCanvasContext *context); cairo_surface_t* (* create_surface) (HippoCanvasContext *context, cairo_content_t content, int width, int height); cairo_surface_t* (* load_image) (HippoCanvasContext *context, const char *image_name); guint32 (* get_color) (HippoCanvasContext *context, HippoStockColor color); void (* register_widget_item) (HippoCanvasContext *context, HippoCanvasItem *item); void (* unregister_widget_item) (HippoCanvasContext *context, HippoCanvasItem *item); void (* translate_to_widget) (HippoCanvasContext *context, HippoCanvasItem *item, int *x_p, int *y_p); void (* translate_to_screen) (HippoCanvasContext *context, HippoCanvasItem *item, int *x_p, int *y_p); HippoCanvasStyle *(* get_style) (HippoCanvasContext *context); double (* get_resolution) (HippoCanvasContext *context); PangoFontDescription *(* get_font) (HippoCanvasContext *context); HippoAnimationManager *( *get_animation_manager) (HippoCanvasContext *context); /* Signals */ /* Inherited style properties (see affect_* methods) have changed. * resize_needed means the change needs a resize not just repaint. */ void (* style_changed) (HippoCanvasContext *context, gboolean resize_needed); } HippoCanvasContextIface;
PangoLayout* hippo_canvas_context_create_layout (HippoCanvasContext *context);
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cairo_surface_t* hippo_canvas_context_load_image (HippoCanvasContext *context, const char *image_name);
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guint32 hippo_canvas_context_get_color (HippoCanvasContext *context, HippoStockColor color);
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void hippo_canvas_context_register_widget_item (HippoCanvasContext *context, HippoCanvasItem *item);
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void hippo_canvas_context_unregister_widget_item (HippoCanvasContext *context, HippoCanvasItem *item);
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void hippo_canvas_context_translate_to_widget (HippoCanvasContext *context, HippoCanvasItem *item, int *x_p, int *y_p);
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void hippo_canvas_context_translate_to_screen (HippoCanvasContext *context, HippoCanvasItem *item, int *x_p, int *y_p);
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void hippo_canvas_context_emit_style_changed (HippoCanvasContext *context, gboolean resize_needed);
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"style-changed"
signalvoid user_function (HippoCanvasContext *hippocanvascontext, gboolean arg1, gpointer user_data) : Run Last
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the object which received the signal. |
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user data set when the signal handler was connected. |