ardour/livetrax
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ardour-button: allow to rotate text

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This commit is contained in:
Robin Gareus 2013-07-03 18:56:30 +02:00
parent 50e5bcdb69
commit 0276b1f69a
2 changed files with 28 additions and 3 deletions
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28
gtk2_ardour/ardour_button.cc
View File

@ -61,6 +61,7 @@ ArdourButton::ArdourButton (Element e)
, _diameter (11.0)
, _corner_radius (4.0)
, _corner_mask (0xf)
, _angle(0)
, border_color (0)
, fill_color_active (0)
, fill_color_inactive (0)
@ -87,6 +88,7 @@ ArdourButton::ArdourButton (const std::string& str, Element e)
, _diameter (11.0)
, _corner_radius (4.0)
, _corner_mask (0xf)
, _angle(0)
, border_color (0)
, fill_color_active (0)
, fill_color_inactive (0)
@ -160,6 +162,12 @@ ArdourButton::set_markup (const std::string& str)
queue_resize ();
}
void
ArdourButton::set_angle (const double angle)
{
_angle = angle;
}
void
ArdourButton::render (cairo_t* cr)
{
@ -285,6 +293,7 @@ ArdourButton::render (cairo_t* cr)
if ( ((_elements & Text)==Text) && !_text.empty()) {
cairo_new_path (cr);
cairo_set_source_rgba (cr, text_r, text_g, text_b, text_a);
if (_elements & Indicator) {
if (_led_left) {
@ -292,13 +301,25 @@ ArdourButton::render (cairo_t* cr)
} else {
cairo_move_to (cr, text_margin, get_height()/2.0 - _text_height/2.0);
}
pango_cairo_show_layout (cr, _layout->gobj());
} else {
/* center text */
double ww, wh;
ww= get_width();
wh= get_height();
cairo_save (cr); // TODO retain rotataion.. adj. LED,...
cairo_rotate(cr, _angle * M_PI / 180.0);
cairo_device_to_user(cr, &ww, &wh);
cairo_move_to (cr,
(ww - _text_width) / 2.0,
(wh - _text_height) / 2.0);
pango_cairo_update_layout(cr, _layout->gobj());
pango_cairo_show_layout (cr, _layout->gobj());
cairo_restore (cr);
cairo_move_to (cr, (get_width() - _text_width)/2.0, get_height()/2.0 - _text_height/2.0);
}
cairo_set_source_rgba (cr, text_r, text_g, text_b, text_a);
pango_cairo_show_layout (cr, _layout->gobj());
}
if (((_elements & Indicator)==Indicator)) {
@ -357,7 +378,8 @@ ArdourButton::render (cairo_t* cr)
/* if requested, show hovering */
if (ARDOUR::Config->get_widget_prelight()) {
if (ARDOUR::Config->get_widget_prelight()
&& !((visual_state() & Gtkmm2ext::Insensitive))) {
if (_hovering) {
rounded_function (cr, 0, 0, get_width(), get_height(), _corner_radius);
cairo_set_source_rgba (cr, 0.905, 0.917, 0.925, 0.2);

3
gtk2_ardour/ardour_button.h
View File

@ -73,6 +73,7 @@ class ArdourButton : public CairoWidget , public Gtkmm2ext::Activatable
void set_text (const std::string&);
void set_markup (const std::string&);
void set_angle (const double);
void set_led_left (bool yn);
void set_distinct_led_click (bool yn);
@ -118,6 +119,8 @@ class ArdourButton : public CairoWidget , public Gtkmm2ext::Activatable
float _corner_radius;
int _corner_mask;
double _angle;
uint32_t bg_color;
uint32_t border_color;
uint32_t fill_color_active;