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/* GTK - The GIMP Toolkit
* Copyright (C) 2011 Benjamin Otte <otte@gnome.org>
*
* 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/>.
*/
#include "config.h"
#include "gtkcsstypesprivate.h"
#include "gtkcssnumbervalueprivate.h"
#include "gtkstylecontextprivate.h"
cairo_operator_t
_gtk_css_blend_mode_get_operator (GskBlendMode mode)
{
switch (mode)
{
case GSK_BLEND_MODE_COLOR:
return CAIRO_OPERATOR_HSL_COLOR;
case GSK_BLEND_MODE_COLOR_BURN:
return CAIRO_OPERATOR_COLOR_BURN;
case GSK_BLEND_MODE_COLOR_DODGE:
return CAIRO_OPERATOR_COLOR_DODGE;
case GSK_BLEND_MODE_DARKEN:
return CAIRO_OPERATOR_DARKEN;
case GSK_BLEND_MODE_DIFFERENCE:
return CAIRO_OPERATOR_DIFFERENCE;
case GSK_BLEND_MODE_EXCLUSION:
return CAIRO_OPERATOR_EXCLUSION;
case GSK_BLEND_MODE_HARD_LIGHT:
return CAIRO_OPERATOR_HARD_LIGHT;
case GSK_BLEND_MODE_SOFT_LIGHT:
return CAIRO_OPERATOR_SOFT_LIGHT;
case GSK_BLEND_MODE_HUE:
return CAIRO_OPERATOR_HSL_HUE;
case GSK_BLEND_MODE_LIGHTEN:
return CAIRO_OPERATOR_LIGHTEN;
case GSK_BLEND_MODE_LUMINOSITY:
return CAIRO_OPERATOR_HSL_LUMINOSITY;
case GSK_BLEND_MODE_MULTIPLY:
return CAIRO_OPERATOR_MULTIPLY;
case GSK_BLEND_MODE_OVERLAY:
return CAIRO_OPERATOR_OVERLAY;
case GSK_BLEND_MODE_SATURATION:
return CAIRO_OPERATOR_HSL_SATURATION;
case GSK_BLEND_MODE_SCREEN:
return CAIRO_OPERATOR_SCREEN;
case GSK_BLEND_MODE_DEFAULT:
default:
return CAIRO_OPERATOR_OVER;
}
}
GtkCssChange
_gtk_css_change_for_sibling (GtkCssChange match)
{
#define BASE_STATES ( GTK_CSS_CHANGE_CLASS \
| GTK_CSS_CHANGE_NAME \
| GTK_CSS_CHANGE_ID \
| GTK_CSS_CHANGE_FIRST_CHILD \
| GTK_CSS_CHANGE_LAST_CHILD \
| GTK_CSS_CHANGE_NTH_CHILD \
| GTK_CSS_CHANGE_NTH_LAST_CHILD \
| GTK_CSS_CHANGE_STATE \
| GTK_CSS_CHANGE_HOVER \
| GTK_CSS_CHANGE_DISABLED \
| GTK_CSS_CHANGE_BACKDROP)
#define KEEP_STATES ( ~(BASE_STATES|GTK_CSS_CHANGE_SOURCE|GTK_CSS_CHANGE_PARENT_STYLE) \
| GTK_CSS_CHANGE_NTH_CHILD \
| GTK_CSS_CHANGE_NTH_LAST_CHILD)
return (match & KEEP_STATES) | ((match & BASE_STATES) << GTK_CSS_CHANGE_SIBLING_SHIFT);
#undef BASE_STATES
#undef KEEP_STATES
}
GtkCssChange
_gtk_css_change_for_child (GtkCssChange match)
{
#define BASE_STATES ( GTK_CSS_CHANGE_CLASS \
| GTK_CSS_CHANGE_NAME \
| GTK_CSS_CHANGE_ID \
| GTK_CSS_CHANGE_FIRST_CHILD \
| GTK_CSS_CHANGE_LAST_CHILD \
| GTK_CSS_CHANGE_NTH_CHILD \
| GTK_CSS_CHANGE_NTH_LAST_CHILD \
| GTK_CSS_CHANGE_STATE \
| GTK_CSS_CHANGE_HOVER \
| GTK_CSS_CHANGE_DISABLED \
| GTK_CSS_CHANGE_BACKDROP \
| GTK_CSS_CHANGE_SIBLING_CLASS \
| GTK_CSS_CHANGE_SIBLING_NAME \
| GTK_CSS_CHANGE_SIBLING_ID \
| GTK_CSS_CHANGE_SIBLING_FIRST_CHILD \
| GTK_CSS_CHANGE_SIBLING_LAST_CHILD \
| GTK_CSS_CHANGE_SIBLING_NTH_CHILD \
| GTK_CSS_CHANGE_SIBLING_NTH_LAST_CHILD \
| GTK_CSS_CHANGE_SIBLING_STATE \
| GTK_CSS_CHANGE_SIBLING_HOVER \
| GTK_CSS_CHANGE_SIBLING_DISABLED \
| GTK_CSS_CHANGE_SIBLING_BACKDROP)
#define KEEP_STATES (~(BASE_STATES|GTK_CSS_CHANGE_SOURCE|GTK_CSS_CHANGE_PARENT_STYLE))
return (match & KEEP_STATES) | ((match & BASE_STATES) << GTK_CSS_CHANGE_PARENT_SHIFT);
#undef BASE_STATES
#undef KEEP_STATES
}
void
gtk_css_change_print (GtkCssChange change,
GString *string)
{
const struct {
GtkCssChange flags;
const char *name;
} names[] = {
{ GTK_CSS_CHANGE_CLASS, "class" },
{ GTK_CSS_CHANGE_NAME, "name" },
{ GTK_CSS_CHANGE_ID, "id" },
{ GTK_CSS_CHANGE_FIRST_CHILD, "first-child" },
{ GTK_CSS_CHANGE_LAST_CHILD, "last-child" },
{ GTK_CSS_CHANGE_NTH_CHILD, "nth-child" },
{ GTK_CSS_CHANGE_NTH_LAST_CHILD, "nth-last-child" },
{ GTK_CSS_CHANGE_STATE, "state" },
{ GTK_CSS_CHANGE_HOVER, "hover" },
{ GTK_CSS_CHANGE_DISABLED, "disabled" },
{ GTK_CSS_CHANGE_BACKDROP, "backdrop" },
{ GTK_CSS_CHANGE_SIBLING_CLASS, "sibling-class" },
{ GTK_CSS_CHANGE_SIBLING_NAME, "sibling-name" },
{ GTK_CSS_CHANGE_SIBLING_ID, "sibling-id" },
{ GTK_CSS_CHANGE_SIBLING_FIRST_CHILD, "sibling-first-child" },
{ GTK_CSS_CHANGE_SIBLING_LAST_CHILD, "sibling-last-child" },
{ GTK_CSS_CHANGE_SIBLING_NTH_CHILD, "sibling-nth-child" },
{ GTK_CSS_CHANGE_SIBLING_NTH_LAST_CHILD, "sibling-nth-last-child" },
{ GTK_CSS_CHANGE_SIBLING_STATE, "sibling-state" },
{ GTK_CSS_CHANGE_SIBLING_HOVER, "sibling-hover" },
{ GTK_CSS_CHANGE_SIBLING_DISABLED, "sibling-disabled" },
{ GTK_CSS_CHANGE_SIBLING_BACKDROP, "sibling-backdrop" },
{ GTK_CSS_CHANGE_PARENT_CLASS, "parent-class" },
{ GTK_CSS_CHANGE_PARENT_NAME, "parent-name" },
{ GTK_CSS_CHANGE_PARENT_ID, "parent-id" },
{ GTK_CSS_CHANGE_PARENT_FIRST_CHILD, "parent-first-child" },
{ GTK_CSS_CHANGE_PARENT_LAST_CHILD, "parent-last-child" },
{ GTK_CSS_CHANGE_PARENT_NTH_CHILD, "parent-nth-child" },
{ GTK_CSS_CHANGE_PARENT_NTH_LAST_CHILD, "parent-nth-last-child" },
{ GTK_CSS_CHANGE_PARENT_STATE, "parent-state" },
{ GTK_CSS_CHANGE_PARENT_HOVER, "parent-hover" },
{ GTK_CSS_CHANGE_PARENT_DISABLED, "parent-disabled" },
{ GTK_CSS_CHANGE_PARENT_BACKDROP, "parent-backdrop" },
{ GTK_CSS_CHANGE_PARENT_SIBLING_CLASS, "parent-sibling-" },
{ GTK_CSS_CHANGE_PARENT_SIBLING_NAME, "parent-sibling-name" },
{ GTK_CSS_CHANGE_PARENT_SIBLING_ID, "parent-sibling-id" },
{ GTK_CSS_CHANGE_PARENT_SIBLING_FIRST_CHILD, "parent-sibling-first-child" },
{ GTK_CSS_CHANGE_PARENT_SIBLING_LAST_CHILD, "parent-sibling-last-child" },
{ GTK_CSS_CHANGE_PARENT_SIBLING_NTH_CHILD, "parent-sibling-nth-child" },
{ GTK_CSS_CHANGE_PARENT_SIBLING_NTH_LAST_CHILD, "parent-sibling-nth-last-child" },
{ GTK_CSS_CHANGE_PARENT_SIBLING_STATE, "parent-sibling-state" },
{ GTK_CSS_CHANGE_PARENT_SIBLING_HOVER, "parent-sibling-hover" },
{ GTK_CSS_CHANGE_PARENT_SIBLING_DISABLED, "parent-sibling-disabled" },
{ GTK_CSS_CHANGE_PARENT_SIBLING_BACKDROP, "parent-sibling-backdrop" },
{ GTK_CSS_CHANGE_SOURCE, "source" },
{ GTK_CSS_CHANGE_PARENT_STYLE, "parent-style" },
{ GTK_CSS_CHANGE_TIMESTAMP, "timestamp" },
{ GTK_CSS_CHANGE_ANIMATIONS, "animations" },
};
guint i;
gboolean first;
first = TRUE;
for (i = 0; i < G_N_ELEMENTS (names); i++)
{
if (change & names[i].flags)
{
if (first)
first = FALSE;
else
g_string_append (string, "|");
g_string_append (string, names[i].name);
}
}
}
GtkCssDimension
gtk_css_unit_get_dimension (GtkCssUnit unit)
{
switch (unit)
{
case GTK_CSS_NUMBER:
return GTK_CSS_DIMENSION_NUMBER;
case GTK_CSS_PERCENT:
return GTK_CSS_DIMENSION_PERCENTAGE;
case GTK_CSS_PX:
case GTK_CSS_PT:
case GTK_CSS_EM:
case GTK_CSS_EX:
case GTK_CSS_REM:
case GTK_CSS_PC:
case GTK_CSS_IN:
case GTK_CSS_CM:
case GTK_CSS_MM:
return GTK_CSS_DIMENSION_LENGTH;
case GTK_CSS_RAD:
case GTK_CSS_DEG:
case GTK_CSS_GRAD:
case GTK_CSS_TURN:
return GTK_CSS_DIMENSION_ANGLE;
case GTK_CSS_S:
case GTK_CSS_MS:
return GTK_CSS_DIMENSION_TIME;
default:
g_assert_not_reached ();
return GTK_CSS_DIMENSION_PERCENTAGE;
}
}
char *
gtk_css_change_to_string (GtkCssChange change)
{
GString *string = g_string_new (NULL);
gtk_css_change_print (change, string);
return g_string_free (string, FALSE);
}
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