awn-cairo-utils

Synopsis

enum                AwnCairoRoundCorners;
void                awn_cairo_rounded_rect              (cairo_t *cr,
                                                         double x0,
                                                         double y0,
                                                         double width,
                                                         double height,
                                                         double radius,
                                                         AwnCairoRoundCorners state);
void                awn_cairo_rounded_rect_shadow       (cairo_t *cr,
                                                         double rx0,
                                                         double ry0,
                                                         double width,
                                                         double height,
                                                         double radius,
                                                         AwnCairoRoundCorners state,
                                                         double shadow_radius,
                                                         double shadow_alpha);
void                awn_cairo_set_source_color          (cairo_t *cr,
                                                         DesktopAgnosticColor *color);
void                awn_cairo_set_source_color_with_alpha_multiplier
                                                        (cairo_t *cr,
                                                         DesktopAgnosticColor *color,
                                                         gdouble multiplier);
void                awn_cairo_set_source_color_with_multipliers
                                                        (cairo_t *cr,
                                                         DesktopAgnosticColor *color,
                                                         gdouble color_multiplier,
                                                         gdouble alpha_multiplier);
void                awn_cairo_pattern_add_color_stop_color
                                                        (cairo_pattern_t *pattern,
                                                         double offset,
                                                         DesktopAgnosticColor *color);
void                awn_cairo_pattern_add_color_stop_color_with_alpha_multiplier
                                                        (cairo_pattern_t *pattern,
                                                         double offset,
                                                         DesktopAgnosticColor *color,
                                                         gdouble multiplier);

Description

Details

enum AwnCairoRoundCorners

typedef enum
{
	ROUND_NONE		= 0,
	ROUND_TOP_LEFT		= 1 << 0,
	ROUND_TOP_RIGHT		= 1 << 1,
	ROUND_BOTTOM_RIGHT = 1 << 2,
	ROUND_BOTTOM_LEFT = 1 << 3,
	ROUND_TOP		= ROUND_TOP_LEFT | ROUND_TOP_RIGHT,
	ROUND_BOTTOM		= ROUND_BOTTOM_LEFT | ROUND_BOTTOM_RIGHT,
	ROUND_LEFT		= ROUND_TOP_LEFT | ROUND_BOTTOM_LEFT,
	ROUND_RIGHT		= ROUND_TOP_RIGHT | ROUND_BOTTOM_RIGHT,
	ROUND_ALL		= ROUND_LEFT | ROUND_RIGHT
} AwnCairoRoundCorners;

awn_cairo_rounded_rect ()

void                awn_cairo_rounded_rect              (cairo_t *cr,
                                                         double x0,
                                                         double y0,
                                                         double width,
                                                         double height,
                                                         double radius,
                                                         AwnCairoRoundCorners state);

Draws a rounded rectangle via cairo.

`cr` :
`x0` :
`y0` :
`width` :
`height` :
`radius` :
`state` :

awn_cairo_rounded_rect_shadow ()

void                awn_cairo_rounded_rect_shadow       (cairo_t *cr,
                                                         double rx0,
                                                         double ry0,
                                                         double width,
                                                         double height,
                                                         double radius,
                                                         AwnCairoRoundCorners state,
                                                         double shadow_radius,
                                                         double shadow_alpha);

Draws a shadow for rounded rectangle via cairo.

`cr` :
`rx0` :
`ry0` :
`width` :
`height` :
`radius` :
`state` :
`shadow_radius` :
`shadow_alpha` :

awn_cairo_set_source_color ()

void                awn_cairo_set_source_color          (cairo_t *cr,
                                                         DesktopAgnosticColor *color);

A convenience function which wraps cairo_set_source_rgba by using the values from the color parameter.

`cr` :	A cairo context.
`color` :	The source color.

awn_cairo_set_source_color_with_alpha_multiplier ()

void                awn_cairo_set_source_color_with_alpha_multiplier
                                                        (cairo_t *cr,
                                                         DesktopAgnosticColor *color,
                                                         gdouble multiplier);

Similar to awn_cairo_set_source_color, except for the multiplier parameter.

`cr` :	A cairo context.
`color` :	The source color.
`multiplier` :	The number (between 0 and 1.0 inclusive) that the alpha value is multiplied by.

awn_cairo_set_source_color_with_multipliers ()

void                awn_cairo_set_source_color_with_multipliers
                                                        (cairo_t *cr,
                                                         DesktopAgnosticColor *color,
                                                         gdouble color_multiplier,
                                                         gdouble alpha_multiplier);

Similar to awn_cairo_set_source_color_with_alpha_multiplier, except that there is an additional color_multiplier parameter.

`cr` :	A cairo context.
`color` :	The source color.
`color_multiplier` :	The number that the color values are multiplied by.
`alpha_multiplier` :	The number that the alpha value is multiplied by.

awn_cairo_pattern_add_color_stop_color ()

void                awn_cairo_pattern_add_color_stop_color
                                                        (cairo_pattern_t *pattern,
                                                         double offset,
                                                         DesktopAgnosticColor *color);

A convenience function which wraps cairo_pattern_add_color_stop_rgba by using the values from the color parameter.

`pattern` :	A cairo pattern.
`offset` :	An offset in the range [0.0 .. 1.0].
`color` :	The source color.

awn_cairo_pattern_add_color_stop_color_with_alpha_multiplier ()

void                awn_cairo_pattern_add_color_stop_color_with_alpha_multiplier
                                                        (cairo_pattern_t *pattern,
                                                         double offset,
                                                         DesktopAgnosticColor *color,
                                                         gdouble multiplier);

Similar to awn_cairo_pattern_add_color_stop_color, except for the multiplier parameter.

`pattern` :	A cairo pattern.
`offset` :	An offset in the range [0.0 .. 1.0].
`color` :	The source color.
`multiplier` :	The number (between 0 and 1.0 inclusive) that the alpha value is multiplied by.

			Awn Reference Manual
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