Enlightenment CVS committal
Author : dj2
Project : e17
Module : libs/ewl
Dir : e17/libs/ewl/src/lib
Modified Files:
ewl_colorpicker.c ewl_colorpicker.h ewl_spectrum.c
ewl_spectrum.h
Log Message:
- move the color selection into the spectrum instead of having it in the
colorpicker.
- a bit of cleanup
===================================================================
RCS file: /cvsroot/enlightenment/e17/libs/ewl/src/lib/ewl_colorpicker.c,v
retrieving revision 1.7
retrieving revision 1.8
diff -u -3 -r1.7 -r1.8
--- ewl_colorpicker.c 27 Sep 2005 05:38:32 -0000 1.7
+++ ewl_colorpicker.c 28 Sep 2005 02:10:09 -0000 1.8
@@ -7,7 +7,8 @@
* @return Returns NULL on failure, otherwise a newly allocated color picker.
* @brief Allocate and initialize a new color picker widget.
*/
-Ewl_Widget *ewl_colorpicker_new()
+Ewl_Widget *
+ewl_colorpicker_new()
{
Ewl_ColorPicker *cp;
@@ -28,7 +29,8 @@
* @return Returns TRUE on success, FALSE on failure.
* @brief Initialize a color picker to starting values.
*/
-int ewl_colorpicker_init(Ewl_ColorPicker *cp)
+int
+ewl_colorpicker_init(Ewl_ColorPicker *cp)
{
DENTER_FUNCTION(DLEVEL_STABLE);
DCHECK_PARAM_PTR_RET("cp", cp, 0);
@@ -48,12 +50,8 @@
ewl_spectrum_mode_set(EWL_SPECTRUM(cp->range),
EWL_COLOR_PICK_MODE_HSV_HUE);
ewl_spectrum_dimensions_set(EWL_SPECTRUM(cp->range), 1);
- ewl_callback_append(cp->range, EWL_CALLBACK_MOUSE_DOWN,
- ewl_colorpicker_range_down_cb, cp);
- ewl_callback_append(cp->range, EWL_CALLBACK_MOUSE_UP,
- ewl_colorpicker_range_up_cb, cp);
- ewl_callback_append(cp->range, EWL_CALLBACK_MOUSE_MOVE,
- ewl_colorpicker_range_move_cb, cp);
+ ewl_callback_append(cp->range, EWL_CALLBACK_VALUE_CHANGED,
+ ewl_colorpicker_range_change_cb, cp);
ewl_object_minimum_size_set(EWL_OBJECT(cp->range), 20, 100);
ewl_object_maximum_size_set(EWL_OBJECT(cp->range), 20,
EWL_OBJECT_MAX_SIZE);
ewl_object_fill_policy_set(EWL_OBJECT(cp->range), EWL_FLAG_FILL_ALL);
@@ -65,12 +63,8 @@
* color.
*/
cp->spectrum = ewl_spectrum_new();
- ewl_callback_append(cp->spectrum, EWL_CALLBACK_MOUSE_DOWN,
- ewl_colorpicker_spectrum_down_cb, cp);
- ewl_callback_append(cp->spectrum, EWL_CALLBACK_MOUSE_UP,
- ewl_colorpicker_spectrum_up_cb, cp);
- ewl_callback_append(cp->spectrum, EWL_CALLBACK_MOUSE_MOVE,
- ewl_colorpicker_spectrum_move_cb, cp);
+ ewl_callback_append(cp->spectrum, EWL_CALLBACK_VALUE_CHANGED,
+ ewl_colorpicker_spectrum_change_cb, cp);
ewl_spectrum_mode_set(EWL_SPECTRUM(cp->spectrum),
EWL_COLOR_PICK_MODE_RGB);
ewl_object_minimum_size_set(EWL_OBJECT(cp->spectrum), 100, 100);
ewl_object_fill_policy_set(EWL_OBJECT(cp->spectrum), EWL_FLAG_FILL_ALL);
@@ -80,131 +74,54 @@
DRETURN_INT(TRUE, DLEVEL_STABLE);
}
-void ewl_colorpicker_color_set(Ewl_ColorPicker *cp, int r, int g, int b)
+void
+ewl_colorpicker_color_set(Ewl_ColorPicker *cp, int r, int g, int b)
{
- cp->selected.r = r;
- cp->selected.g = g;
- cp->selected.b = b;
-
- ewl_callback_call_with_event_data(EWL_WIDGET(cp),
EWL_CALLBACK_VALUE_CHANGED, &cp->selected);
+ ewl_spectrum_rgba_set(EWL_SPECTRUM(cp->spectrum), r, g, b, 255);
}
-void ewl_colorpicker_hue_set(Ewl_ColorPicker *cp, float h)
+void
+ewl_colorpicker_hue_set(Ewl_ColorPicker *cp, float h)
{
- if(h != 0)
- {
- int ref_r, ref_g, ref_b;
- ewl_spectrum_hsv_to_rgb(h, 1, 1, &ref_r, &ref_g, &ref_b);
- ewl_spectrum_rgb_set(EWL_SPECTRUM(cp->spectrum), ref_r, ref_g,
ref_b);
- }
+ ewl_spectrum_hsv_set(EWL_SPECTRUM(cp->spectrum), h, 1, 1);
}
-void ewl_colorpicker_range_move_cb(Ewl_Widget *w, void *ev_data, void
*user_data)
+void
+ewl_colorpicker_range_change_cb(Ewl_Widget *w, void *ev, void *data)
{
- Ewl_ColorPicker *cp = user_data;
- Ewl_Event_Mouse_Move *ev = ev_data;
+ Ewl_ColorPicker *cp;
+ Ewl_Spectrum *sp;
+ int r, g, b, a;
DENTER_FUNCTION(DLEVEL_STABLE);
- if (cp->drag &&
- ev->x > w->object.current.x && ev->x < w->object.current.x +
w->object.current.w &&
- ev->y > w->object.current.y && ev->y < w->object.current.y +
w->object.current.h)
- {
- int x = ev->x - w->object.current.x;
- int y = ev->y - w->object.current.y;
- ewl_spectrum_color_coord_map(EWL_SPECTRUM(w), x, y,
- &cp->selected.r, &cp->selected.g,
- &cp->selected.b, &cp->selected.a);
- ewl_spectrum_rgb_set(EWL_SPECTRUM(cp->spectrum), cp->selected.r,
- cp->selected.g, cp->selected.b);
- ewl_colorpicker_color_set(cp, cp->selected.r, cp->selected.g,
- cp->selected.b);
- }
-
- DLEAVE_FUNCTION(DLEVEL_STABLE);
-}
-
-void ewl_colorpicker_range_down_cb(Ewl_Widget *w, void *ev_data, void
*user_data)
-{
- Ewl_ColorPicker *cp = user_data;
- Ewl_Event_Mouse_Down *ev = ev_data;
-
- DENTER_FUNCTION(DLEVEL_STABLE);
+ cp = data;
+ sp = EWL_SPECTRUM(w);
- cp->drag = 1;
+ ewl_spectrum_selected_rgba_get(sp, &r, &g, &b, &a);
+ ewl_spectrum_rgba_set(EWL_SPECTRUM(cp->spectrum), r, g, b, a);
- int x = ev->x - w->object.current.x;
- int y = ev->y - w->object.current.y;
- ewl_spectrum_color_coord_map(EWL_SPECTRUM(w), x, y, &cp->selected.r,
- &cp->selected.g, &cp->selected.b, &cp->selected.a);
- ewl_spectrum_rgb_set(EWL_SPECTRUM(cp->spectrum), cp->selected.r,
- cp->selected.g, cp->selected.b);
- ewl_colorpicker_color_set(cp, cp->selected.r, cp->selected.g,
cp->selected.b);
+ ewl_callback_call_with_event_data(EWL_WIDGET(cp),
+ EWL_CALLBACK_VALUE_CHANGED, &(sp->rgba));
DLEAVE_FUNCTION(DLEVEL_STABLE);
}
-void ewl_colorpicker_range_up_cb(Ewl_Widget *w __UNUSED__,
- void *ev_data __UNUSED__, void
*user_data)
+void
+ewl_colorpicker_spectrum_change_cb(Ewl_Widget *w, void *ev, void *data)
{
- Ewl_ColorPicker *cp = user_data;
-
- DENTER_FUNCTION(DLEVEL_STABLE);
-
- cp->drag = 0;
-
- DLEAVE_FUNCTION(DLEVEL_STABLE);
-}
-
-void ewl_colorpicker_spectrum_move_cb(Ewl_Widget *w, void *ev_data, void
*user_data)
-{
- Ewl_ColorPicker *cp = user_data;
- Ewl_Event_Mouse_Move *ev = ev_data;
+ Ewl_ColorPicker *cp;
+ Ewl_Spectrum *sp;
DENTER_FUNCTION(DLEVEL_STABLE);
- if (cp->drag &&
- ev->x > w->object.current.x && ev->x < w->object.current.x +
w->object.current.w &&
- ev->y > w->object.current.y && ev->y < w->object.current.y +
w->object.current.h)
- {
- int x = ev->x - w->object.current.x;
- int y = ev->y - w->object.current.y;
- ewl_spectrum_color_coord_map(EWL_SPECTRUM(w), x, y,
- &cp->selected.r, &cp->selected.g,
- &cp->selected.b, &cp->selected.a);
- ewl_colorpicker_color_set(cp, cp->selected.r, cp->selected.g,
cp->selected.b);
- }
+ cp = data;
+ sp = EWL_SPECTRUM(w);
- DLEAVE_FUNCTION(DLEVEL_STABLE);
-}
-
-void ewl_colorpicker_spectrum_down_cb(Ewl_Widget *w, void *ev_data, void
*user_data)
-{
- Ewl_ColorPicker *cp = user_data;
- Ewl_Event_Mouse_Down *ev = ev_data;
-
- DENTER_FUNCTION(DLEVEL_STABLE);
-
- cp->drag = 1;
-
- int x = ev->x - w->object.current.x;
- int y = ev->y - w->object.current.y;
- ewl_spectrum_color_coord_map(EWL_SPECTRUM(w), x, y, &cp->selected.r,
- &cp->selected.g, &cp->selected.b,
- &cp->selected.a);
- ewl_colorpicker_color_set(cp, cp->selected.r, cp->selected.g,
cp->selected.b);
+ ewl_callback_call_with_event_data(EWL_WIDGET(cp),
+ EWL_CALLBACK_VALUE_CHANGED,
&(sp->selected_rgba));
DLEAVE_FUNCTION(DLEVEL_STABLE);
}
-void ewl_colorpicker_spectrum_up_cb(Ewl_Widget *w __UNUSED__,
- void *ev_data __UNUSED__, void
*user_data)
-{
- Ewl_ColorPicker *cp = user_data;
-
- DENTER_FUNCTION(DLEVEL_STABLE);
-
- cp->drag = 0;
- DLEAVE_FUNCTION(DLEVEL_STABLE);
-}
===================================================================
RCS file: /cvsroot/enlightenment/e17/libs/ewl/src/lib/ewl_colorpicker.h,v
retrieving revision 1.8
retrieving revision 1.9
diff -u -3 -r1.8 -r1.9
--- ewl_colorpicker.h 20 Jun 2005 20:35:03 -0000 1.8
+++ ewl_colorpicker.h 28 Sep 2005 02:10:09 -0000 1.9
@@ -21,24 +21,18 @@
Ewl_Box box;
Ewl_Widget *spectrum;
Ewl_Widget *range;
- int drag;
- Ewl_Color_Set selected;
};
Ewl_Widget *ewl_colorpicker_new();
-int ewl_colorpicker_init(Ewl_ColorPicker *cp);
-void ewl_colorpicker_color_set(Ewl_ColorPicker *cp, int r, int g,
int b);
-void ewl_colorpicker_hue_set(Ewl_ColorPicker *cp, float h);
+int ewl_colorpicker_init(Ewl_ColorPicker *cp);
+void ewl_colorpicker_color_set(Ewl_ColorPicker *cp, int r, int g,
int b);
+void ewl_colorpicker_hue_set(Ewl_ColorPicker *cp, float h);
/*
* Internal callbacks, override at your own risk.
*/
-void ewl_colorpicker_range_down_cb(Ewl_Widget *w, void *ev_data, void
*user_data);
-void ewl_colorpicker_range_up_cb(Ewl_Widget *w, void *ev_data, void
*user_data);
-void ewl_colorpicker_range_move_cb(Ewl_Widget *w, void *ev_data, void
*user_data);
-void ewl_colorpicker_spectrum_down_cb(Ewl_Widget *w, void *ev_data, void
*user_data);
-void ewl_colorpicker_spectrum_up_cb(Ewl_Widget *w, void *ev_data, void
*user_data);
-void ewl_colorpicker_spectrum_move_cb(Ewl_Widget *w, void *ev_data, void
*user_data);
+void ewl_colorpicker_range_change_cb(Ewl_Widget *w, void *ev, void *data);
+void ewl_colorpicker_spectrum_change_cb(Ewl_Widget *w, void *ev, void *data);
/**
* @}
===================================================================
RCS file: /cvsroot/enlightenment/e17/libs/ewl/src/lib/ewl_spectrum.c,v
retrieving revision 1.9
retrieving revision 1.10
diff -u -3 -r1.9 -r1.10
--- ewl_spectrum.c 27 Sep 2005 05:44:36 -0000 1.9
+++ ewl_spectrum.c 28 Sep 2005 02:10:09 -0000 1.10
@@ -41,7 +41,7 @@
* @brief Initializes the given spectrum widget
*/
int
-ewl_spectrum_init(Ewl_Spectrum * sp)
+ewl_spectrum_init(Ewl_Spectrum *sp)
{
Ewl_Widget *w;
@@ -71,6 +71,13 @@
sp->hsv.s = 0.0;
sp->hsv.v = 1.0;
+ ewl_callback_append(w, EWL_CALLBACK_MOUSE_DOWN,
+ ewl_spectrum_mouse_down_cb, NULL);
+ ewl_callback_append(w, EWL_CALLBACK_MOUSE_UP,
+ ewl_spectrum_mouse_up_cb, NULL);
+ ewl_callback_append(w, EWL_CALLBACK_MOUSE_MOVE,
+ ewl_spectrum_mouse_move_cb, NULL);
+
DRETURN_INT(TRUE, DLEVEL_STABLE);
}
@@ -120,7 +127,7 @@
* @brief Sets to the mode of the spectrum to the given value.
*/
void
-ewl_spectrum_mode_set(Ewl_Spectrum * sp, Ewl_Color_Pick_Mode mode)
+ewl_spectrum_mode_set(Ewl_Spectrum *sp, Ewl_Color_Pick_Mode mode)
{
DENTER_FUNCTION(DLEVEL_STABLE);
DCHECK_PARAM_PTR("sp", sp);
@@ -191,7 +198,7 @@
* @return Returns no value.
*/
void
-ewl_spectrum_rgb_set(Ewl_Spectrum * sp, int r, int g, int b, int a)
+ewl_spectrum_rgba_set(Ewl_Spectrum *sp, int r, int g, int b, int a)
{
DENTER_FUNCTION(DLEVEL_STABLE);
DCHECK_PARAM_PTR("sp", sp);
@@ -209,12 +216,38 @@
else sp->rgba.a = 0;
sp->redraw = 1;
+
+ ewl_spectrum_rgb_to_hsv(r, g, b, &(sp->hsv.h),
+ &(sp->hsv.s), &(sp->hsv.v));
+
ewl_widget_configure(EWL_WIDGET(sp));
DRETURN(DLEVEL_STABLE);
}
/**
+ * @param sp: The spectrum to get the values from
+ * @param r: Where to store the red value
+ * @param g: Where to store the green value
+ * @param b: Where to store the blue value
+ * @param a: Where to store the alpha value
+ * @return Returns no value.
+ */
+void
+ewl_spectrum_rgba_get(Ewl_Spectrum *sp, int *r, int *g, int *b, int *a)
+{
+ DENTER_FUNCTION(DLEVEL_STABLE);
+ DCHECK_PARAM_PTR("sp", sp);
+
+ if (r) *r = sp->rgba.r;
+ if (g) *g = sp->rgba.g;
+ if (b) *b = sp->rgba.b;
+ if (a) *a = sp->rgba.a;
+
+ DLEAVE_FUNCTION(DLEVEL_STABLE);
+}
+
+/**
* @param sp: The spectrum to work on
* @param h: The hue value to set
* @param s: The saturation value to set
@@ -222,7 +255,7 @@
* @return Returns no value
*/
void
-ewl_spectrum_hsv_set(Ewl_Spectrum * sp, float h, float s, float v)
+ewl_spectrum_hsv_set(Ewl_Spectrum *sp, float h, float s, float v)
{
DENTER_FUNCTION(DLEVEL_STABLE);
DCHECK_PARAM_PTR("sp", sp);
@@ -237,12 +270,50 @@
else sp->hsv.v = 0;
sp->redraw = 1;
+
+ ewl_spectrum_hsv_to_rgb(h, s, v, &(sp->rgba.r),
+ &(sp->rgba.g), &(sp->rgba.b));
+
ewl_widget_configure(EWL_WIDGET(sp));
DRETURN(DLEVEL_STABLE);
}
/**
+ * @param sp: The spectrum to get the values from
+ * @param h: Where to store the hue
+ * @param s: Where to store the saturation
+ * @param v: Where to store the value
+ * @return Returns no value.
+ */
+void
+ewl_spectrum_hsv_get(Ewl_Spectrum *sp, float *h, float *s, float *v)
+{
+ DENTER_FUNCTION(DLEVEL_STABLE);
+ DCHECK_PARAM_PTR("sp", sp);
+
+ if (h) *h = sp->hsv.h;
+ if (s) *s = sp->hsv.s;
+ if (v) *v = sp->hsv.v;
+
+ DLEAVE_FUNCTION(DLEVEL_STABLE);
+}
+
+void
+ewl_spectrum_selected_rgba_get(Ewl_Spectrum *sp, int *r, int *g, int *b, int
*a)
+{
+ DENTER_FUNCTION(DLEVEL_STABLE);
+ DCHECK_PARAM_PTR("sp", sp);
+
+ if (r) *r = sp->selected_rgba.r;
+ if (g) *g = sp->selected_rgba.g;
+ if (b) *b = sp->selected_rgba.b;
+ if (a) *a = sp->selected_rgba.a;
+
+ DLEAVE_FUNCTION(DLEVEL_STABLE);
+}
+
+/**
* @param sp: The spectrum to get the colour from
* @param x: The x coord to get the color from
* @param y: The y coord to get the color from
@@ -301,37 +372,37 @@
q = (int) (255.0 * (value - vsf));
t = (int) (255.0 * (value - vs + vsf));
switch (h) {
- case 0:
- r = i;
- g = t;
- b = p;
- break;
- case 1:
- r = q;
- g = i;
- b = p;
- break;
- case 2:
- r = p;
- g = i;
- b = t;
- break;
- case 3:
- r = p;
- g = q;
- b = i;
- break;
- case 4:
- r = t;
- g = p;
- b = i;
- break;
- case 5:
- default:
- r = i;
- g = p;
- b = q;
- break;
+ case 0:
+ r = i;
+ g = t;
+ b = p;
+ break;
+ case 1:
+ r = q;
+ g = i;
+ b = p;
+ break;
+ case 2:
+ r = p;
+ g = i;
+ b = t;
+ break;
+ case 3:
+ r = p;
+ g = q;
+ b = i;
+ break;
+ case 4:
+ r = t;
+ g = p;
+ b = i;
+ break;
+ case 5:
+ default:
+ r = i;
+ g = p;
+ b = q;
+ break;
}
}
@@ -375,14 +446,14 @@
if (delta == 0) *h = 0;
else if (r == max)
- *h = (float)( g - b ) / (float)delta; // between
yellow & magenta
+ *h = (float)(g - b) / (float)delta; // between yellow
& magenta
else if (g == max)
- *h = 2.0 + (float)( b - r ) / (float)delta; // between
cyan & yellow
+ *h = 2.0 + (float)(b - r) / (float)delta; // between cyan
& yellow
else
- *h = 4.0 + (float)( r - g ) / (float)delta; // between
magenta & cyan
+ *h = 4.0 + (float)(r - g) / (float)delta; // between
magenta & cyan
*h *= 60; // degrees
- if( *h < 0 ) *h += 360;
+ if (*h < 0) *h += 360;
DLEAVE_FUNCTION(DLEVEL_STABLE);
}
@@ -446,6 +517,75 @@
DLEAVE_FUNCTION(DLEVEL_STABLE);
}
+void
+ewl_spectrum_mouse_move_cb(Ewl_Widget *w, void *ev_data, void *user_data)
+{
+ Ewl_Spectrum *sp;
+ Ewl_Event_Mouse_Move *ev;
+
+ DENTER_FUNCTION(DLEVEL_STABLE);
+
+ sp = EWL_SPECTRUM(w);
+ ev = ev_data;
+ if ((sp->drag) && (ev->x > CURRENT_X(w))
+ && (ev->x < CURRENT_X(w) + CURRENT_W(w))
+ && (ev->y > CURRENT_Y(w))
+ && (ev->y < CURRENT_Y(w) + CURRENT_H(w)))
+ {
+ int x, y;
+
+ x = ev->x - CURRENT_X(w);
+ y = ev->y - CURRENT_Y(w);
+
+ ewl_spectrum_color_coord_map(EWL_SPECTRUM(w), x, y,
+ &(sp->selected_rgba.r),
&(sp->selected_rgba.g),
+ &(sp->selected_rgba.b),
&(sp->selected_rgba.a));
+
+ ewl_callback_call(w, EWL_CALLBACK_VALUE_CHANGED);
+ }
+
+ DLEAVE_FUNCTION(DLEVEL_STABLE);
+}
+
+void
+ewl_spectrum_mouse_down_cb(Ewl_Widget *w, void *ev_data, void *user_data)
+{
+ Ewl_Spectrum *sp;
+ Ewl_Event_Mouse_Down *ev;
+ int x, y;
+
+ DENTER_FUNCTION(DLEVEL_STABLE);
+
+ sp = EWL_SPECTRUM(w);
+ ev = ev_data;
+ sp->drag = 1;
+
+ x = ev->x - CURRENT_X(w);
+ y = ev->y - CURRENT_Y(w);
+
+ ewl_spectrum_color_coord_map(EWL_SPECTRUM(w), x, y,
+ &(sp->selected_rgba.r), &(sp->selected_rgba.g),
+ &(sp->selected_rgba.b), &(sp->selected_rgba.a));
+
+ ewl_callback_call(w, EWL_CALLBACK_VALUE_CHANGED);
+
+ DLEAVE_FUNCTION(DLEVEL_STABLE);
+}
+
+void
+ewl_spectrum_mouse_up_cb(Ewl_Widget *w, void *ev_data __UNUSED__,
+ void *user_data __UNUSED__)
+{
+ Ewl_Spectrum *sp;
+
+ DENTER_FUNCTION(DLEVEL_STABLE);
+
+ sp = EWL_SPECTRUM(w);
+ sp->drag = 0;
+
+ DLEAVE_FUNCTION(DLEVEL_STABLE);
+}
+
static void
ewl_spectrum_color_coord_map2d(Ewl_Spectrum *sp, int x, int y,
int *r, int *g, int *b, int *a)
@@ -520,7 +660,6 @@
height = CURRENT_H(sp);
- /* draw the spectrum */
if (a) *a = 255;
if (sp->mode == EWL_COLOR_PICK_MODE_RGB)
===================================================================
RCS file: /cvsroot/enlightenment/e17/libs/ewl/src/lib/ewl_spectrum.h,v
retrieving revision 1.6
retrieving revision 1.7
diff -u -3 -r1.6 -r1.7
--- ewl_spectrum.h 27 Sep 2005 05:38:32 -0000 1.6
+++ ewl_spectrum.h 28 Sep 2005 02:10:09 -0000 1.7
@@ -34,13 +34,16 @@
Ewl_Orientation orientation;
Ewl_Color_Pick_Mode mode;
unsigned int dimensions;
- int redraw;
+ int redraw:1;
+ int drag:1;
Ewl_Color_Set rgba;
struct
{
- float h, s, v;
+ float h, s, v;
} hsv;
+
+ Ewl_Color_Set selected_rgba;
};
Ewl_Widget *ewl_spectrum_new(void);
@@ -61,6 +64,9 @@
void ewl_spectrum_hsv_set(Ewl_Spectrum *sp, float h, float s, float
v);
void ewl_spectrum_hsv_get(Ewl_Spectrum *sp, float *h, float *s,
float *v);
+void ewl_spectrum_selected_rgba_get(Ewl_Spectrum *sp,
+ int *r, int *g, int *b, int *a);
+
void ewl_spectrum_color_coord_map(Ewl_Spectrum *sp, int x, int y,
int *r, int *g, int *b, int *a);
@@ -73,6 +79,9 @@
* Internally used callbacks, override at your own risk.
*/
void ewl_spectrum_configure_cb(Ewl_Widget * w, void *ev_data, void *user_data);
+void ewl_spectrum_mouse_down_cb(Ewl_Widget *w, void *ev_data, void *user_data);
+void ewl_spectrum_mouse_up_cb(Ewl_Widget *w, void *ev_data, void *user_data);
+void ewl_spectrum_mouse_move_cb(Ewl_Widget *w, void *ev_data, void *user_data);
/**
* @}
-------------------------------------------------------
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