src/widgets/paint-selector.h

   1 #ifndef __SP_PAINT_SELECTOR_H__
   2 #define __SP_PAINT_SELECTOR_H__
   3
   4 /** \file
   5  * Generic paint selector widget
   6  *
   7  * Copyright (C) Lauris 2002
   8  *
   9  */
  10
  11 #include <glib.h>
  12 #include "sp-gradient-spread.h"
  13 #include "sp-gradient-units.h"
  14 class SPGradient;
  15
  16 #define SP_TYPE_PAINT_SELECTOR (sp_paint_selector_get_type ())
  17 #define SP_PAINT_SELECTOR(o) (GTK_CHECK_CAST ((o), SP_TYPE_PAINT_SELECTOR, SPPaintSelector))
  18 #define SP_PAINT_SELECTOR_CLASS(k) (GTK_CHECK_CLASS_CAST ((k), SP_TYPE_PAINT_SELECTOR, SPPaintSelectorClass))
  19 #define SP_IS_PAINT_SELECTOR(o) (GTK_CHECK_TYPE ((o), SP_TYPE_PAINT_SELECTOR))
  20 #define SP_IS_PAINT_SELECTOR_CLASS(k) (GTK_CHECK_CLASS_TYPE ((k), SP_TYPE_PAINT_SELECTOR))
  21
  22 #include <gtk/gtkvbox.h>
  23
  24 #include "../forward.h"
  25 #include <color.h>
  26 #include <libnr/nr-forward.h>
  27
  28 typedef enum {
  29         SP_PAINT_SELECTOR_MODE_EMPTY,
  30         SP_PAINT_SELECTOR_MODE_MULTIPLE,
  31         SP_PAINT_SELECTOR_MODE_NONE,
  32         SP_PAINT_SELECTOR_MODE_COLOR_RGB,
  33         SP_PAINT_SELECTOR_MODE_COLOR_CMYK,
  34         SP_PAINT_SELECTOR_MODE_GRADIENT_LINEAR,
  35     SP_PAINT_SELECTOR_MODE_GRADIENT_RADIAL,
  36     SP_PAINT_SELECTOR_MODE_PATTERN,
  37     SP_PAINT_SELECTOR_MODE_UNSET
  38 } SPPaintSelectorMode;
  39
  40 typedef enum {
  41         SP_PAINT_SELECTOR_FILLRULE_NONZERO,
  42         SP_PAINT_SELECTOR_FILLRULE_EVENODD
  43 } SPPaintSelectorFillRule;
  44
  45 /// Generic paint selector widget
  46 struct SPPaintSelector {
  47         GtkVBox vbox;
  48
  49         guint update : 1;
  50
  51         SPPaintSelectorMode mode;
  52
  53         GtkWidget *style;
  54         GtkWidget *none, *solid, *gradient, *radial, *pattern, *unset;
  55
  56         GtkWidget *fillrulebox;
  57         GtkWidget *evenodd, *nonzero;
  58
  59         GtkWidget *frame, *selector;
  60
  61         SPColor color;
  62         float alpha;
  63 };
  64
  65 /// The SPPaintSelector vtable
  66 struct SPPaintSelectorClass {
  67         GtkVBoxClass parent_class;
  68
  69         void (* mode_changed) (SPPaintSelector *psel, SPPaintSelectorMode mode);
  70
  71         void (* grabbed) (SPPaintSelector *psel);
  72         void (* dragged) (SPPaintSelector *psel);
  73         void (* released) (SPPaintSelector *psel);
  74         void (* changed) (SPPaintSelector *psel);
  75         void (* fillrule_changed) (SPPaintSelector *psel, SPPaintSelectorFillRule fillrule);
  76 };
  77
  78 GtkType sp_paint_selector_get_type (void);
  79
  80 GtkWidget *sp_paint_selector_new (bool is_fill);
  81
  82 void sp_paint_selector_set_mode (SPPaintSelector *psel, SPPaintSelectorMode mode);
  83 void sp_paint_selector_set_fillrule (SPPaintSelector *psel, SPPaintSelectorFillRule fillrule);
  84
  85 void sp_paint_selector_set_color_alpha (SPPaintSelector *psel, const SPColor *color, float alpha);
  86
  87 void sp_paint_selector_set_gradient_linear (SPPaintSelector *psel, SPGradient *vector);
  88
  89 void sp_paint_selector_set_gradient_radial (SPPaintSelector *psel, SPGradient *vector);
  90
  91 void sp_paint_selector_set_gradient_properties (SPPaintSelector *psel, SPGradientUnits units, SPGradientSpread spread);
  92 void sp_paint_selector_get_gradient_properties (SPPaintSelector *psel, SPGradientUnits *units, SPGradientSpread *spread);
  93
  94 void sp_gradient_selector_attrs_to_gradient (SPGradient *gr, SPPaintSelector *psel);
  95
  96 void sp_paint_selector_get_color_alpha (SPPaintSelector *psel, SPColor *color, gfloat *alpha);
  97
  98 SPGradient *sp_paint_selector_get_gradient_vector (SPPaintSelector *psel);
  99
 100 void sp_paint_selector_system_color_set (SPPaintSelector *psel, const SPColor *color, float opacity);
 101
 102 SPPattern * sp_paint_selector_get_pattern (SPPaintSelector *psel);
 103
 104 void sp_update_pattern_list ( SPPaintSelector *psel, SPPattern *pat);
 105
 106 void sp_paint_selector_set_flat_color (SPPaintSelector *psel, SPDesktop *desktop, const gchar *color_property, const gchar *opacity_property);
 107
 108 SPPaintSelectorMode sp_style_determine_paint_selector_mode (SPStyle *style, bool isfill);
 109
 110 #endif