#include "ardour/rc_configuration.h" // for widget prelight preference
#include "canvas/utils.h"
+#include "canvas/colors.h"
#include "ardour_button.h"
#include "ardour_ui.h"
#include "i18n.h"
-#define REFLECTION_HEIGHT 2
+#define BASELINESTRETCH (1.25)
+#define TRACKHEADERBTNW (3.10)
using namespace Gdk;
using namespace Gtk;
ArdourButton::ArdourButton (Element e)
: _elements (e)
, _tweaks (Tweaks (0))
+ , _char_pixel_width (0)
+ , _char_pixel_height (0)
+ , _char_avg_pixel_width (0)
, _text_width (0)
, _text_height (0)
- , _diameter (11.0)
- , _corner_radius (4.0)
+ , _diameter (0)
+ , _corner_radius (2.5)
, _corner_mask (0xf)
, _angle(0)
, _xalign(.5)
, _led_rect (0)
, _act_on_release (true)
, _led_left (false)
- , _fixed_diameter (true)
, _distinct_led_click (false)
, _hovering (false)
, _focused (false)
, _fixed_colors_set (false)
, _fallthrough_to_parent (false)
+ , _layout_ellipsize_width (-1)
+ , _ellipsis (Pango::ELLIPSIZE_NONE)
+ , _update_colors (true)
+ , _pattern_height (0)
{
ARDOUR_UI_UTILS::ColorsChanged.connect (sigc::mem_fun (*this, &ArdourButton::color_handler));
}
, _tweaks (Tweaks (0))
, _text_width (0)
, _text_height (0)
- , _diameter (11.0)
- , _corner_radius (4.0)
+ , _diameter (0)
+ , _corner_radius (2.5)
, _corner_mask (0xf)
, _angle(0)
, _xalign(.5)
, _led_rect (0)
, _act_on_release (true)
, _led_left (false)
- , _fixed_diameter (true)
, _distinct_led_click (false)
, _hovering (false)
, _focused (false)
, _fixed_colors_set (false)
+ , _fallthrough_to_parent (false)
+ , _layout_ellipsize_width (-1)
+ , _ellipsis (Pango::ELLIPSIZE_NONE)
+ , _update_colors (true)
+ , _pattern_height (0)
{
set_text (str);
+ ARDOUR_UI_UTILS::ColorsChanged.connect (sigc::mem_fun (*this, &ArdourButton::color_handler));
+ ARDOUR_UI_UTILS::DPIReset.connect (sigc::mem_fun (*this, &ArdourButton::on_name_changed));
}
ArdourButton::~ArdourButton()
if (convex_pattern) {
cairo_pattern_destroy (convex_pattern);
}
-
+
if (concave_pattern) {
cairo_pattern_destroy (concave_pattern);
}
-
+
if (led_inset_pattern) {
cairo_pattern_destroy (led_inset_pattern);
}
-
}
void
-ArdourButton::set_text (const std::string& str)
+ArdourButton::set_layout_font (const Pango::FontDescription& fd)
{
- _text = str;
-
- if (!_layout && !_text.empty()) {
- _layout = Pango::Layout::create (get_pango_context());
- }
-
+ ensure_layout ();
if (_layout) {
- _layout->set_text (str);
+ _layout->set_font_description (fd);
+ queue_resize ();
}
-
- queue_resize ();
}
void
-ArdourButton::set_markup (const std::string& str)
+ArdourButton::set_text (const std::string& str)
{
_text = str;
-
- if (!_layout) {
- _layout = Pango::Layout::create (get_pango_context());
- }
-
- _layout->set_markup (str);
- queue_resize ();
+ if (!is_realized()) {
+ return;
+ }
+ ensure_layout ();
+ if (_layout && _layout->get_text() != _text) {
+ _layout->set_text (_text);
+ queue_resize ();
+ }
}
void
{
uint32_t text_color;
uint32_t led_color;
+
+ if (_update_colors) {
+ set_colors ();
+ }
+ if (get_height() != _pattern_height) {
+ build_patterns ();
+ }
+
if ( active_state() == Gtkmm2ext::ExplicitActive ) {
text_color = text_active_color;
led_color = led_active_color;
text_color = text_inactive_color;
led_color = led_inactive_color;
}
-
+
void (*rounded_function)(cairo_t*, double, double, double, double, double);
switch (_corner_mask) {
rounded_function = Gtkmm2ext::rounded_rectangle;
}
- if (!_fixed_diameter) {
- _diameter = std::min (get_width(), get_height());
+ // draw edge (filling a rect underneath, rather than stroking a border on top, allows the corners to be lighter-weight.
+ if ((_elements & (Body|Edge)) == (Body|Edge)) {
+ rounded_function (cr, 0, 0, get_width(), get_height(), _corner_radius + 1.5);
+ cairo_set_source_rgba (cr, 0, 0, 0, 1);
+ cairo_fill(cr);
}
-
- //border and background fill
- if ((_elements & Body)==Body) {
- if (_elements & Edge) {
-
- cairo_set_source_rgba (cr, 0, 0, 0, 1);
- rounded_function(cr, 0, 0, get_width(), get_height(), _corner_radius);
- cairo_fill (cr);
-
- rounded_function (cr, 1, 1, get_width()-2, get_height()-2, _corner_radius - 1.5);
- } else {
- rounded_function (cr, 0, 0, get_width(), get_height(), _corner_radius);
- }
+ // background fill
+ if ((_elements & Body)==Body) {
+ rounded_function (cr, 1, 1, get_width() - 2, get_height() - 2, _corner_radius);
if (active_state() == Gtkmm2ext::ImplicitActive && !((_elements & Indicator)==Indicator)) {
-
ArdourCanvas::set_source_rgba (cr, fill_inactive_color);
cairo_fill (cr);
-
- //border
- cairo_set_line_width (cr, 2.0);
- rounded_function (cr, 2, 2, get_width()-4, get_height()-4, _corner_radius - 1.5);
- ArdourCanvas::set_source_rgba (cr, fill_active_color);
- cairo_stroke (cr);
-
} else if ( (active_state() == Gtkmm2ext::ExplicitActive) && !((_elements & Indicator)==Indicator) ) {
-
//background color
ArdourCanvas::set_source_rgba (cr, fill_active_color);
cairo_fill (cr);
-
} else { //inactive, or it has an indicator
-
//background color
ArdourCanvas::set_source_rgba (cr, fill_inactive_color);
- cairo_fill (cr);
+ }
+ cairo_fill (cr);
+ }
+ // IMPLICIT ACTIVE: draw a border of the active color
+ if ((_elements & Body)==Body) {
+ if (active_state() == Gtkmm2ext::ImplicitActive && !((_elements & Indicator)==Indicator)) {
+ cairo_set_line_width (cr, 2.0);
+ rounded_function (cr, 2, 2, get_width() - 4, get_height() - 4, _corner_radius-0.5);
+ ArdourCanvas::set_source_rgba (cr, fill_active_color);
+ cairo_stroke (cr);
}
}
if (!_flat_buttons) {
if ( active_state() == Gtkmm2ext::ExplicitActive && !((_elements & Indicator)==Indicator) ) {
//concave
- float width = get_width(); float height = get_height();
cairo_set_source (cr, concave_pattern);
- Gtkmm2ext::rounded_rectangle (cr, 1, 1, width-2, height-2, _corner_radius - 1.5);
+ Gtkmm2ext::rounded_rectangle (cr, 1, 1, get_width() - 2, get_height() - 2, _corner_radius);
cairo_fill (cr);
} else {
- float width = get_width(); float height = get_height();
cairo_set_source (cr, convex_pattern);
- Gtkmm2ext::rounded_rectangle (cr, 1, 1, width-2, height-2, _corner_radius - 1.5);
+ Gtkmm2ext::rounded_rectangle (cr, 1, 1, get_width() - 2, get_height() - 2, _corner_radius);
cairo_fill (cr);
}
}
//Pixbuf, if any
if (_pixbuf) {
-
- double x,y;
- x = (get_width() - _pixbuf->get_width())/2.0;
- y = (get_height() - _pixbuf->get_height())/2.0;
-
- //if this is a DropDown with an icon, then we need to
- //move the icon left slightly to accomomodate the arrow
- if (((_elements & Menu)==Menu)) {
- cairo_save (cr);
- cairo_translate (cr, -8,0 );
+ double x = rint((get_width() - _pixbuf->get_width()) * .5);
+ const double y = rint((get_height() - _pixbuf->get_height()) * .5);
+#if 0 // DEBUG style (print on hover)
+ if (_hovering || (_elements & Inactive)) {
+ printf("%s: p:%dx%d (%dx%d)\n",
+ get_name().c_str(),
+ _pixbuf->get_width(), _pixbuf->get_height(),
+ get_width(), get_height());
}
-
- if (_grabbed) {
- cairo_rectangle (cr, x+1, y+1, _pixbuf->get_width(), _pixbuf->get_height());
- gdk_cairo_set_source_pixbuf (cr, _pixbuf->gobj(), x+1, y+1);
- cairo_fill (cr);
- } else {
- cairo_rectangle (cr, x, y, _pixbuf->get_width(), _pixbuf->get_height());
- gdk_cairo_set_source_pixbuf (cr, _pixbuf->gobj(), x, y);
- cairo_fill (cr);
- }
-
- //..and then return to our previous drawing position
- if (((_elements & Menu)==Menu)) {
- cairo_restore (cr);
+#endif
+ if (_elements & Menu) {
+ //if this is a DropDown with an icon, then we need to
+ //move the icon left slightly to accomomodate the arrow
+ x -= _diameter - 2;
}
+ cairo_rectangle (cr, x, y, _pixbuf->get_width(), _pixbuf->get_height());
+ gdk_cairo_set_source_pixbuf (cr, _pixbuf->gobj(), x, y);
+ cairo_fill (cr);
}
+ else // rec-en is exclusive to pixbuf (tape machine mode, rec-en)
+ if ((_elements & (RecButton|RecTapeMode)) == (RecButton|RecTapeMode)) {
+ const double x = get_width() * .5;
+ const double y = get_height() * .5;
+ const double r = std::min(10., std::min(x, y) * .6); // TODO we need a better way to limit max. radius.
+ const double slit = .11 * M_PI;
+ cairo_save(cr);
+ cairo_translate(cr, x, y);
+
+ cairo_arc (cr, 0, 0, r, 0, 2 * M_PI);
+ if (active_state() == Gtkmm2ext::ExplicitActive)
+ cairo_set_source_rgba (cr, .95, .1, .1, 1.);
+ else
+ cairo_set_source_rgba (cr, .95, .44, .44, 1.); // #f46f6f
+ cairo_fill_preserve(cr);
+ cairo_set_source_rgba (cr, .0, .0, .0, .5);
+ cairo_set_line_width(cr, 1);
+ cairo_stroke(cr);
- int text_margin;
- if (get_width() < 75) {
- text_margin = 5;
- } else {
- text_margin = 10;
+ cairo_save(cr);
+ cairo_set_source_rgba (cr, .15, .07, .07, 1.0);
+
+ cairo_rotate (cr, -.5 * M_PI);
+ cairo_move_to(cr, 0, 0);
+ cairo_arc (cr, 0, 0, r *.85, -slit, slit);
+ cairo_line_to(cr, 0, 0);
+ cairo_close_path(cr);
+
+ cairo_fill(cr);
+ cairo_rotate (cr, 2. * M_PI / 3.);
+
+ cairo_move_to(cr, 0, 0);
+ cairo_arc (cr, 0, 0, r *.85, -slit, slit);
+ cairo_line_to(cr, 0, 0);
+ cairo_close_path(cr);
+ cairo_fill(cr);
+
+ cairo_rotate (cr, 2. * M_PI / 3.);
+ cairo_move_to(cr, 0, 0);
+ cairo_arc (cr, 0, 0, r *.85, -slit, slit);
+ cairo_line_to(cr, 0, 0);
+ cairo_close_path(cr);
+ cairo_fill(cr);
+
+ cairo_restore(cr);
+
+ cairo_arc (cr, 0, 0, r * .3, 0, 2 * M_PI);
+ if (active_state() == Gtkmm2ext::ExplicitActive)
+ cairo_set_source_rgba (cr, .95, .1, .1, 1.);
+ else
+ cairo_set_source_rgba (cr, .95, .44, .44, 1.); // #f46f6f
+ cairo_fill(cr);
+ cairo_set_source_rgba (cr, .0, .0, .0, 1.0);
+ cairo_arc (cr, 0, 0, r *.15, 0, 2 * M_PI); // hole in the middle
+ cairo_fill(cr);
+
+ cairo_restore(cr);
+ }
+ else if (_elements & RecButton) {
+ const double x = get_width() * .5;
+ const double y = get_height() * .5;
+ const double r = std::min(10., std::min(x, y) * .55); // TODO we need a better way to limit max. radius.
+ cairo_arc (cr, x, y, r, 0, 2 * M_PI);
+ if (active_state() == Gtkmm2ext::ExplicitActive)
+ cairo_set_source_rgba (cr, .95, .1, .1, 1.);
+ else
+ cairo_set_source_rgba (cr, .95, .44, .44, 1.); // #f46f6f
+ cairo_fill_preserve(cr);
+ cairo_set_source_rgba (cr, .0, .0, .0, .8);
+ cairo_set_line_width(cr, 1);
+ cairo_stroke(cr);
+ }
+ else if (_elements & CloseCross) {
+ const double x = get_width() * .5;
+ const double y = get_height() * .5;
+ const double o = .5 + std::min(x, y) * .4;
+ ArdourCanvas::set_source_rgba (cr, text_color);
+ cairo_set_line_width(cr, 1);
+ cairo_move_to(cr, x-o, y-o);
+ cairo_line_to(cr, x+o, y+o);
+ cairo_move_to(cr, x+o, y-o);
+ cairo_line_to(cr, x-o, y+o);
+ cairo_stroke(cr);
}
+ const int text_margin = char_pixel_width();
// Text, if any
- if ( !_pixbuf && ((_elements & Text)==Text) && !_text.empty()) {
+ if (!_pixbuf && ((_elements & Text)==Text) && !_text.empty()) {
+ assert(_layout);
+#if 0 // DEBUG style (print on hover)
+ if (_hovering || (_elements & Inactive)) {
+ bool layout_font = true;
+ Pango::FontDescription fd = _layout->get_font_description();
+ if (fd.gobj() == NULL) {
+ layout_font = false;
+ fd = get_pango_context()->get_font_description();
+ }
+ printf("%s: f:%dx%d aw:%.3f bh:%.0f t:%dx%d (%dx%d) %s\"%s\"\n",
+ get_name().c_str(),
+ char_pixel_width(), char_pixel_height(), char_avg_pixel_width(),
+ ceil(char_pixel_height() * BASELINESTRETCH),
+ _text_width, _text_height,
+ get_width(), get_height(),
+ layout_font ? "L:" : "W:",
+ fd.to_string().c_str());
+ }
+#endif
cairo_save (cr);
- cairo_rectangle (cr, 2, 1, get_width()-4, get_height()-2);
+ cairo_rectangle (cr, 2, 1, get_width() - 4, get_height() - 2);
cairo_clip(cr);
- cairo_new_path (cr);
+ cairo_new_path (cr);
ArdourCanvas::set_source_rgba (cr, text_color);
+ const double text_ypos = (get_height() - _text_height) * .5;
- if ( (_elements & Menu) == Menu) {
- cairo_move_to (cr, text_margin, get_height()/2.0 - _text_height/2.0);
+ if (_elements & Menu) {
+ // always left align (dropdown)
+ cairo_move_to (cr, text_margin, text_ypos);
pango_cairo_show_layout (cr, _layout->gobj());
} else if ( (_elements & Indicator) == Indicator) {
+ // left/right align depending on LED position
if (_led_left) {
- cairo_move_to (cr, text_margin + _diameter + 4, get_height()/2.0 - _text_height/2.0);
+ cairo_move_to (cr, text_margin + _diameter + .5 * char_pixel_width(), text_ypos);
} else {
- cairo_move_to (cr, text_margin, get_height()/2.0 - _text_height/2.0);
+ cairo_move_to (cr, text_margin, text_ypos);
}
pango_cairo_show_layout (cr, _layout->gobj());
} else {
- /* align text */
-
+ /* centered text otherwise */
double ww, wh;
double xa, ya;
ww = get_width();
wh = get_height();
- cairo_save (cr); // TODO retain rotataion.. adj. LED,...
+
+ cairo_save (cr);
cairo_rotate(cr, _angle * M_PI / 180.0);
cairo_device_to_user(cr, &ww, &wh);
xa = (ww - _text_width) * _xalign;
* TODO this should be generalized incl rotation.
* currently only 'user' of this API is meter_strip.cc
*/
- if (_xalign < 0) xa = (ww * fabs(_xalign) + text_margin);
-
- // TODO honor left/right text_margin with min/max()
+ if (_xalign < 0) xa = ceil(.5 + (ww * fabs(_xalign) + text_margin));
cairo_move_to (cr, xa, ya);
pango_cairo_update_layout(cr, _layout->gobj());
pango_cairo_show_layout (cr, _layout->gobj());
cairo_restore (cr);
-
- /* use old center'ed layout for follow up items - until rotation/aligment code is completed */
- cairo_move_to (cr, (get_width() - _text_width)/2.0, get_height()/2.0 - _text_height/2.0);
}
cairo_restore (cr);
- }
+ }
//Menu "triangle"
- if (((_elements & Menu)==Menu)) {
-
- cairo_save (cr);
-
+ if (_elements & Menu) {
+ const float trih = ceil(_diameter * .5);
+ const float triw2 = ceil(.577 * _diameter * .5); // 1/sqrt(3) Equilateral triangle
//menu arrow
cairo_set_source_rgba (cr, 1, 1, 1, 0.4);
- cairo_move_to(cr, get_width() - ((_diameter/2.0) + 6.0), get_height()/2.0 +_diameter/4);
- cairo_rel_line_to(cr, -_diameter/2, -_diameter/2);
- cairo_rel_line_to(cr, _diameter, 0);
+ cairo_move_to(cr, get_width() - triw2 - 3. , rint((get_height() + trih) * .5));
+ cairo_rel_line_to(cr, -triw2, -trih);
+ cairo_rel_line_to(cr, 2. * triw2, 0);
cairo_close_path(cr);
+
cairo_set_source_rgba (cr, 1, 1, 1, 0.4);
- cairo_fill_preserve(cr);
+ cairo_fill(cr);
+
+ cairo_move_to(cr, get_width() - triw2 - 3 , rint((get_height() + trih) * .5));
+ cairo_rel_line_to(cr, .5 - triw2, .5 - trih);
+ cairo_rel_line_to(cr, 2. * triw2 - 1, 0);
+ cairo_close_path(cr);
cairo_set_source_rgba (cr, 0, 0, 0, 0.8);
- cairo_set_line_width(cr, 0.5);
+ cairo_set_line_width(cr, 1);
cairo_stroke(cr);
-
- cairo_restore (cr);
}
-
- //Indicator LED
- if (((_elements & Indicator)==Indicator)) {
-
- /* move to the center of the indicator/led */
+ //Indicator LED
+ if (_elements & Indicator) {
cairo_save (cr);
+ /* move to the center of the indicator/led */
if (_elements & Text) {
+ int led_xoff = ceil(char_pixel_width() + _diameter * .5);
if (_led_left) {
- cairo_translate (cr, text_margin + (_diameter/2.0), get_height()/2.0);
+ cairo_translate (cr, led_xoff, get_height() * .5);
} else {
- cairo_translate (cr, get_width() - ((_diameter/2.0) + 4.0), get_height()/2.0);
+ cairo_translate (cr, get_width() - led_xoff, get_height() * .5);
}
} else {
- cairo_translate (cr, get_width()/2.0, get_height()/2.0);
+ cairo_translate (cr, get_width() * .5, get_height() * .5);
}
-
+
//inset
if (!_flat_buttons) {
- cairo_arc (cr, 0, 0, _diameter/2, 0, 2 * M_PI);
+ cairo_arc (cr, 0, 0, _diameter * .5, 0, 2 * M_PI);
cairo_set_source (cr, led_inset_pattern);
cairo_fill (cr);
}
//black ring
cairo_set_source_rgb (cr, 0, 0, 0);
- cairo_arc (cr, 0, 0, _diameter/2-1, 0, 2 * M_PI);
+ cairo_arc (cr, 0, 0, _diameter * .5 - 1, 0, 2 * M_PI);
cairo_fill(cr);
//led color
ArdourCanvas::set_source_rgba (cr, led_color);
- cairo_arc (cr, 0, 0, _diameter/2-3, 0, 2 * M_PI);
+ cairo_arc (cr, 0, 0, _diameter * .5 - 3, 0, 2 * M_PI);
cairo_fill(cr);
-
+
cairo_restore (cr);
}
-
- // a transparent gray layer to indicate insensitivity
+ // a transparent overlay to indicate insensitivity
if ((visual_state() & Gtkmm2ext::Insensitive)) {
- rounded_function (cr, 1, 1, get_width()-2, get_height()-2, _corner_radius);
- cairo_set_source_rgba (cr, 0.505, 0.517, 0.525, 0.6);
+ rounded_function (cr, 0, 0, get_width(), get_height(), _corner_radius);
+ uint32_t ins_color = ARDOUR_UI::config()->color ("gtk_background");
+ ArdourCanvas::set_source_rgb_a (cr, ins_color, 0.6);
cairo_fill (cr);
}
// if requested, show hovering
- if (ARDOUR::Config->get_widget_prelight()
+ if (ARDOUR_UI::config()->get_widget_prelight()
&& !((visual_state() & Gtkmm2ext::Insensitive))) {
if (_hovering) {
- rounded_function (cr, 0, 0, get_width(), get_height(), _corner_radius);
+ rounded_function (cr, 1, 1, get_width() - 2, get_height() - 2, _corner_radius);
cairo_set_source_rgba (cr, 0.905, 0.917, 0.925, 0.2);
cairo_fill (cr);
}
}
- //user is currently pressing the button. black outline helps to indicate this
- if ( _grabbed && !((_elements & Menu)==Menu) ) {
- cairo_set_line_width(cr,1);
- rounded_function (cr, 1, 1, get_width()-2, get_height()-2, _corner_radius - 1);
- cairo_set_source_rgba (cr, 0, 0, 0, 1.0);
+ //user is currently pressing the button. dark outline helps to indicate this
+ if (_grabbed && !(_elements & (Inactive|Menu))) {
+ rounded_function (cr, 1, 1, get_width() - 2, get_height() - 2, _corner_radius);
+ cairo_set_line_width(cr, 2);
+ cairo_set_source_rgba (cr, 0.1, 0.1, 0.1, .5);
cairo_stroke (cr);
}
-
- //some buttons (like processor boxes) can be selected (so they can be deleted). Draw a white box around them
+
+ //some buttons (like processor boxes) can be selected (so they can be deleted). Draw a selection indicator
if (visual_state() & Gtkmm2ext::Selected) {
- cairo_set_line_width(cr,2);
- rounded_function (cr, 0, 0, get_width(), get_height(), _corner_radius);
- cairo_set_source_rgba (cr, 1, 1, 1, 0.75);
+ cairo_set_line_width(cr, 1);
+ cairo_set_source_rgba (cr, 1, 0, 0, 0.8);
+ rounded_function (cr, 0.5, 0.5, get_width() - 1, get_height() - 1, _corner_radius);
cairo_stroke (cr);
}
-
+
//I guess this means we have keyboard focus. I don't think this works currently
+ //
+ //A: yes, it's keyboard focus and it does work when there's no editor window
+ // (the editor is always the first receiver for KeyDown).
+ // It's needed for eg. the engine-dialog at startup or after closing a sesion.
if (_focused) {
rounded_function (cr, 1.5, 1.5, get_width() - 3, get_height() - 3, _corner_radius);
cairo_set_source_rgba (cr, 0.905, 0.917, 0.925, 0.8);
}
void
-ArdourButton::set_diameter (float d)
+ArdourButton::set_corner_radius (float r)
{
- _diameter = (d*2) + 5.0;
-
- if (_diameter != 0.0) {
- _fixed_diameter = true;
- }
-
- build_patterns ();
- queue_resize ();
+ _corner_radius = r;
+ CairoWidget::set_dirty ();
}
void
-ArdourButton::set_corner_radius (float r)
+ArdourButton::on_realize()
{
- _corner_radius = r;
- set_dirty ();
+ CairoWidget::on_realize ();
+ ensure_layout ();
+ if (_layout && _layout->get_text() != _text) {
+ _layout->set_text (_text);
+ queue_resize ();
+ }
}
void
ArdourButton::on_size_request (Gtk::Requisition* req)
{
- int xpad = 0;
- int ypad = 6;
-
+ req->width = req->height = 0;
CairoWidget::on_size_request (req);
- if ((_elements & Text) && !_text.empty()) {
-
- //calc our real width for our string (but ignore the height, because that results in inconsistent button heights)
- int ignored;
- _layout->get_pixel_size (_text_width, ignored);
-
- //calc the height using some text with both ascenders and descenders
- std::string t = _layout->get_text();
- _layout->set_text ("WjgO"); //what we put here probably doesn't matter, as long as its the same for everyone
- _layout->get_pixel_size (ignored, _text_height);
- _layout->set_text (t);
-
- if (_text_width + _diameter < 75) {
- xpad = 7;
- } else {
- xpad = 12;
+ if (_diameter == 0) {
+ const float newdia = rint (ARDOUR_UI::config()->get_font_scale () / 9600.0); // 11px with 100% font-scaling
+ if (_diameter != newdia) {
+ _pattern_height = 0;
+ _diameter = newdia;
}
+ }
+
+ if ((_elements & Text) && !_text.empty()) {
+ // if _layout does not exist, char_pixel_height() creates it,
+ req->height = std::max(req->height, (int) ceil(char_pixel_height() * BASELINESTRETCH + 1.0));
+ _layout->get_pixel_size (_text_width, _text_height);
+ req->width += rint(1.75 * char_pixel_width()); // padding
+ req->width += _text_width;
} else {
_text_width = 0;
_text_height = 0;
}
if (_pixbuf) {
- xpad = 6;
+ req->width += _pixbuf->get_width() + char_pixel_width();
+ req->height = std::max(req->height, _pixbuf->get_height() + 4);
}
- if ((_elements & Indicator) && _fixed_diameter) {
- if (_pixbuf) {
- req->width = _pixbuf->get_width() + lrint (_diameter) + xpad;
- req->height = max (_pixbuf->get_height(), (int) lrint (_diameter)) + ypad;
- } else {
- req->width = _text_width + lrint (_diameter) + xpad * 2; // margin left+right * 2
- req->height = max (_text_height, (int) lrint (_diameter)) + ypad;
- }
- } else {
- if (_pixbuf) {
- req->width = _pixbuf->get_width() + xpad;
- req->height = _pixbuf->get_height() + ypad;
- } else {
- req->width = _text_width + xpad;
- req->height = _text_height + ypad;
- }
+ if (_elements & Indicator) {
+ req->width += lrint (_diameter) + char_pixel_width();
+ req->height = std::max (req->height, (int) lrint (_diameter) + 4);
+ }
+
+ if ((_elements & Menu)) {
+ req->width += _diameter + 4;
+ }
+
+ if (_elements & (RecButton | CloseCross)) {
+ assert(!(_elements & Text));
+ const int wh = std::max (rint (TRACKHEADERBTNW * char_avg_pixel_width()), ceil (char_pixel_height() * BASELINESTRETCH + 1.));
+ req->width += wh;
+ req->height = std::max(req->height, wh);
}
- req->width += _corner_radius;
+
+ /* Tweaks to mess the nice stuff above up again. */
+ if (_tweaks & TrackHeader) {
+ // forget everything above and just use a fixed square [em] size
+ // "TrackHeader Buttons" are single letter (usually uppercase)
+ // a SizeGroup is much less efficient (lots of gtk work under the hood for each track)
+ const int wh = std::max (rint (TRACKHEADERBTNW * char_avg_pixel_width()), ceil (char_pixel_height() * BASELINESTRETCH + 1.));
+ req->width = wh;
+ req->height = wh;
+ }
+ else if (_tweaks & Square) {
+ // currerntly unused (again)
+ if (req->width < req->height)
+ req->width = req->height;
+ if (req->height < req->width)
+ req->height = req->width;
+ } else if (_text_width > 0 && !(_elements & (Menu | Indicator))) {
+ // properly centered text for those elements that are centered
+ // (no sub-pixel offset)
+ if ((req->width - _text_width) & 1) { ++req->width; }
+ if ((req->height - _text_height) & 1) { ++req->height; }
+ }
+#if 0
+ printf("REQ: %s: %dx%d\n", get_name().c_str(), req->width, req->height);
+#endif
}
/**
* This sets the colors used for rendering based on the name of the button, and
- * thus uses information from the GUI config data.
+ * thus uses information from the GUI config data.
*/
void
ArdourButton::set_colors ()
{
+ _update_colors = false;
if (_fixed_colors_set) {
return;
}
std::string name = get_name();
+ bool failed = false;
- fill_active_color = ARDOUR_UI::config()->color_by_name (string_compose ("%1: fill active", name));
- fill_inactive_color = ARDOUR_UI::config()->color_by_name (string_compose ("%1: fill", name));
+ fill_active_color = ARDOUR_UI::config()->color (string_compose ("%1: fill active", name), &failed);
+ if (failed) {
+ fill_active_color = ARDOUR_UI::config()->color ("generic button: fill active");
+ }
+ fill_inactive_color = ARDOUR_UI::config()->color (string_compose ("%1: fill", name), &failed);
+ if (failed) {
+ fill_inactive_color = ARDOUR_UI::config()->color ("generic button: fill");
+ }
+
+ text_active_color = ArdourCanvas::contrasting_text_color (fill_active_color);
+ text_inactive_color = ArdourCanvas::contrasting_text_color (fill_inactive_color);
+
+ led_active_color = ARDOUR_UI::config()->color (string_compose ("%1: led active", name), &failed);
+ if (failed) {
+ led_active_color = ARDOUR_UI::config()->color ("generic button: led active");
+ }
- text_active_color = ARDOUR_UI::config()->color_by_name (string_compose ("%1: text active", name));
- text_inactive_color = ARDOUR_UI::config()->color_by_name (string_compose ("%1: text", name));
+ /* The inactive color for the LED is just a fairly dark version of the
+ * active color.
+ */
+
+ ArdourCanvas::HSV inactive (led_active_color);
+ inactive.v = 0.35;
- led_active_color = ARDOUR_UI::config()->color_by_name (string_compose ("%1: led active", name));
- led_inactive_color = ARDOUR_UI::config()->color_by_name (string_compose ("%1: led", name));
+ led_inactive_color = inactive.color ();
}
+
/**
* This sets the colors used for rendering based on two fixed values, rather
* than basing them on the button name, and thus information in the GUI config
unsigned char r, g, b, a;
UINT_TO_RGBA(color_active, &r, &g, &b, &a);
-
+
double white_contrast = (max (double(r), 255.) - min (double(r), 255.)) +
(max (double(g), 255.) - min (double(g), 255.)) +
(max (double(b), 255.) - min (double(b), 255.));
-
+
double black_contrast = (max (double(r), 0.) - min (double(r), 0.)) +
(max (double(g), 0.) - min (double(g), 0.)) +
(max (double(b), 0.) - min (double(b), 0.));
-
+
text_active_color = (white_contrast > black_contrast) ?
RGBA_TO_UINT(255, 255, 255, 255) : /* use white */
RGBA_TO_UINT( 0, 0, 0, 255); /* use black */
-
+
UINT_TO_RGBA(color_inactive, &r, &g, &b, &a);
white_contrast = (max (double(r), 255.) - min (double(r), 255.)) +
(max (double(g), 255.) - min (double(g), 255.)) +
(max (double(b), 255.) - min (double(b), 255.));
-
+
black_contrast = (max (double(r), 0.) - min (double(r), 0.)) +
(max (double(g), 0.) - min (double(g), 0.)) +
(max (double(b), 0.) - min (double(b), 0.));
-
+
text_inactive_color = (white_contrast > black_contrast) ?
RGBA_TO_UINT(255, 255, 255, 255) : /* use white */
RGBA_TO_UINT( 0, 0, 0, 255); /* use black */
-
- /* XXX what about led colors ? */
- build_patterns ();
- set_name (""); /* this will trigger a "style-changed" message and then set_colors() */
+ /* XXX what about led colors ? */
+ CairoWidget::set_dirty ();
}
void
if (led_inset_pattern) {
cairo_pattern_destroy (led_inset_pattern);
+ led_inset_pattern = 0;
}
-
- float width = get_width(); float height = get_height();
//convex gradient
- convex_pattern = cairo_pattern_create_linear (0.0, 0, 0.0, height);
+ convex_pattern = cairo_pattern_create_linear (0.0, 0, 0.0, get_height());
cairo_pattern_add_color_stop_rgba (convex_pattern, 0.0, 0,0,0, 0.0);
cairo_pattern_add_color_stop_rgba (convex_pattern, 1.0, 0,0,0, 0.35);
//concave gradient
- concave_pattern = cairo_pattern_create_linear (0.0, 0, 0.0, height);
+ concave_pattern = cairo_pattern_create_linear (0.0, 0, 0.0, get_height());
cairo_pattern_add_color_stop_rgba (concave_pattern, 0.0, 0,0,0, 0.5);
cairo_pattern_add_color_stop_rgba (concave_pattern, 0.7, 0,0,0, 0.0);
- if (_elements & Indicator) {
- led_inset_pattern = cairo_pattern_create_linear (0.0, 0.0, 0.0, _diameter);
- cairo_pattern_add_color_stop_rgba (led_inset_pattern, 0, 0,0,0, 0.4);
- cairo_pattern_add_color_stop_rgba (led_inset_pattern, 1, 1,1,1, 0.7);
- }
+ led_inset_pattern = cairo_pattern_create_linear (0.0, 0.0, 0.0, _diameter);
+ cairo_pattern_add_color_stop_rgba (led_inset_pattern, 0, 0,0,0, 0.4);
+ cairo_pattern_add_color_stop_rgba (led_inset_pattern, 1, 1,1,1, 0.7);
- set_dirty ();
+ _pattern_height = get_height() ;
}
void
bool
ArdourButton::on_button_press_event (GdkEventButton *ev)
{
+ focus_handler ();
+
if ((_elements & Indicator) && _led_rect && _distinct_led_click) {
- if (ev->x >= _led_rect->x && ev->x < _led_rect->x + _led_rect->width &&
+ if (ev->x >= _led_rect->x && ev->x < _led_rect->x + _led_rect->width &&
ev->y >= _led_rect->y && ev->y < _led_rect->y + _led_rect->height) {
return true;
}
if (binding_proxy.button_press_handler (ev)) {
return true;
}
-
+
_grabbed = true;
- queue_draw ();
+ CairoWidget::set_dirty ();
if (!_act_on_release) {
if (_action) {
if (_fallthrough_to_parent)
return false;
- return false;
+ return true;
}
bool
ArdourButton::on_button_release_event (GdkEventButton *ev)
{
if (_hovering && (_elements & Indicator) && _led_rect && _distinct_led_click) {
- if (ev->x >= _led_rect->x && ev->x < _led_rect->x + _led_rect->width &&
+ if (ev->x >= _led_rect->x && ev->x < _led_rect->x + _led_rect->width &&
ev->y >= _led_rect->y && ev->y < _led_rect->y + _led_rect->height) {
signal_led_clicked(); /* EMIT SIGNAL */
return true;
}
_grabbed = false;
- queue_draw ();
+ CairoWidget::set_dirty ();
if (_hovering) {
- signal_clicked ();
+ signal_clicked ();
if (_act_on_release) {
if (_action) {
_action->activate ();
}
}
}
-
+
if (_fallthrough_to_parent)
return false;
void
ArdourButton::color_handler ()
{
- set_colors ();
- build_patterns ();
- set_dirty ();
+ _update_colors = true;
+ CairoWidget::set_dirty ();
}
void
{
CairoWidget::on_size_allocate (alloc);
setup_led_rect ();
- build_patterns ();
}
void
ArdourButton::set_controllable (boost::shared_ptr<Controllable> c)
{
- watch_connection.disconnect ();
- binding_proxy.set_controllable (c);
+ watch_connection.disconnect ();
+ binding_proxy.set_controllable (c);
}
void
ArdourButton::watch ()
{
- boost::shared_ptr<Controllable> c (binding_proxy.get_controllable ());
+ boost::shared_ptr<Controllable> c (binding_proxy.get_controllable ());
- if (!c) {
- warning << _("button cannot watch state of non-existing Controllable\n") << endmsg;
- return;
- }
-
- c->Changed.connect (watch_connection, invalidator(*this), boost::bind (&ArdourButton::controllable_changed, this), gui_context());
+ if (!c) {
+ warning << _("button cannot watch state of non-existing Controllable\n") << endmsg;
+ return;
+ }
+ c->Changed.connect (watch_connection, invalidator(*this), boost::bind (&ArdourButton::controllable_changed, this), gui_context());
}
void
ArdourButton::controllable_changed ()
{
- float val = binding_proxy.get_controllable()->get_value();
+ float val = binding_proxy.get_controllable()->get_value();
if (fabs (val) >= 0.5f) {
set_active_state (Gtkmm2ext::ExplicitActive);
} else {
unset_active_state ();
}
+ CairoWidget::set_dirty ();
}
void
if (tact) {
action_toggled ();
tact->signal_toggled().connect (sigc::mem_fun (*this, &ArdourButton::action_toggled));
- }
+ }
_action->connect_property_changed ("sensitive", sigc::mem_fun (*this, &ArdourButton::action_sensitivity_changed));
_action->connect_property_changed ("visible", sigc::mem_fun (*this, &ArdourButton::action_visibility_changed));
unset_active_state ();
}
}
-}
+}
void
ArdourButton::on_style_changed (const RefPtr<Gtk::Style>&)
{
- set_colors ();
- build_patterns ();
+ _update_colors = true;
+ CairoWidget::set_dirty ();
}
void
ArdourButton::on_name_changed ()
{
- set_colors ();
- build_patterns ();
+ _char_pixel_width = 0;
+ _char_pixel_height = 0;
+ _diameter = 0;
+ _update_colors = true;
+ if (is_realized()) {
+ queue_resize ();
+ }
}
void
ArdourButton::setup_led_rect ()
{
- int text_margin;
-
- if (get_width() < 75) {
- text_margin = 3;
- } else {
- text_margin = 10;
+ if (!(_elements & Indicator)) {
+ delete _led_rect;
+ _led_rect = 0;
+ return;
}
- if (_elements & Indicator) {
+ if (!_led_rect) {
_led_rect = new cairo_rectangle_t;
-
- if (_elements & Text) {
- if (_led_left) {
- _led_rect->x = text_margin;
- } else {
- _led_rect->x = get_width() - text_margin - _diameter/2.0;
- }
+ }
+
+ if (_elements & Text) {
+ if (_led_left) {
+ _led_rect->x = char_pixel_width();
} else {
- /* centered */
- _led_rect->x = get_width()/2.0 - _diameter/2.0;
+ _led_rect->x = get_width() - char_pixel_width() + _diameter;
}
-
- _led_rect->y = get_height()/2.0 - _diameter/2.0;
- _led_rect->width = _diameter;
- _led_rect->height = _diameter;
-
} else {
- delete _led_rect;
- _led_rect = 0;
+ /* centered */
+ _led_rect->x = .5 * get_width() - _diameter;
}
+
+ _led_rect->y = .5 * (get_height() - _diameter);
+ _led_rect->width = _diameter;
+ _led_rect->height = _diameter;
}
void
ArdourButton::set_image (const RefPtr<Gdk::Pixbuf>& img)
{
_pixbuf = img;
- queue_draw ();
+ if (is_realized()) {
+ queue_resize ();
+ }
}
void
bool changed = (_active_state != s);
CairoWidget::set_active_state (s);
if (changed) {
- set_colors ();
- build_patterns ();
+ _update_colors = true;
+ CairoWidget::set_dirty ();
}
}
-
+
void
ArdourButton::set_visual_state (Gtkmm2ext::VisualState s)
{
bool changed = (_visual_state != s);
CairoWidget::set_visual_state (s);
if (changed) {
- set_colors ();
- build_patterns ();
+ _update_colors = true;
+ CairoWidget::set_dirty ();
}
}
-
bool
ArdourButton::on_focus_in_event (GdkEventFocus* ev)
{
_focused = true;
- queue_draw ();
+ CairoWidget::set_dirty ();
return CairoWidget::on_focus_in_event (ev);
}
ArdourButton::on_focus_out_event (GdkEventFocus* ev)
{
_focused = false;
- queue_draw ();
+ CairoWidget::set_dirty ();
return CairoWidget::on_focus_out_event (ev);
}
bool
ArdourButton::on_key_release_event (GdkEventKey *ev) {
if (_focused &&
- (ev->keyval == GDK_KEY_space || ev->keyval == GDK_Return))
+ (ev->keyval == GDK_space || ev->keyval == GDK_Return))
{
signal_clicked();
if (_action) {
bool
ArdourButton::on_enter_notify_event (GdkEventCrossing* ev)
{
- _hovering = true;
+ _hovering = (_elements & Inactive) ? false : true;
- if (ARDOUR::Config->get_widget_prelight()) {
- queue_draw ();
+ if (ARDOUR_UI::config()->get_widget_prelight()) {
+ CairoWidget::set_dirty ();
}
return CairoWidget::on_enter_notify_event (ev);
{
_hovering = false;
- if (ARDOUR::Config->get_widget_prelight()) {
- queue_draw ();
+ if (ARDOUR_UI::config()->get_widget_prelight()) {
+ CairoWidget::set_dirty ();
}
return CairoWidget::on_leave_notify_event (ev);
{
if (_tweaks != t) {
_tweaks = t;
- queue_draw ();
+ if (is_realized()) {
+ queue_resize ();
+ }
}
}
} else {
set_visual_state (Gtkmm2ext::VisualState (visual_state() | Gtkmm2ext::Insensitive));
}
-
}
+void
+ArdourButton::set_layout_ellisize_width (int w)
+{
+ if (_layout_ellipsize_width == w) {
+ return;
+ }
+ _layout_ellipsize_width = w;
+ if (!_layout) {
+ return;
+ }
+ if (_layout_ellipsize_width > 0) {
+ _layout->set_width (_layout_ellipsize_width);
+ }
+}
+
+void
+ArdourButton::set_text_ellipsize (Pango::EllipsizeMode e)
+{
+ if (_ellipsis == e) {
+ return;
+ }
+ _ellipsis = e;
+ if (!_layout) {
+ return;
+ }
+ _layout->set_ellipsize(_ellipsis);
+ if (_layout_ellipsize_width > 0) {
+ _layout->set_width (_layout_ellipsize_width);
+ }
+ if (is_realized ()) {
+ queue_resize ();
+ }
+}
+
+void
+ArdourButton::ensure_layout ()
+{
+ if (!_layout) {
+ ensure_style ();
+ _layout = Pango::Layout::create (get_pango_context());
+ _layout->set_ellipsize(_ellipsis);
+ if (_layout_ellipsize_width > 0) {
+ _layout->set_width (_layout_ellipsize_width);
+ }
+ }
+}
+
+void
+ArdourButton::recalc_char_pixel_geometry ()
+{
+ if (_char_pixel_height > 0 && _char_pixel_width > 0) {
+ return;
+ }
+ ensure_layout();
+ // NB. this is not static, since the geometry is different
+ // depending on the font used.
+ int w, h;
+ std::string x = _("ABCDEFGHIJLKMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789");
+ _layout->set_text (x);
+ _layout->get_pixel_size (w, h);
+ _char_pixel_height = std::max(4, h);
+ // number of actual chars in the string (not bytes)
+ // Glib to the rescue.
+ Glib::ustring gx(x);
+ _char_avg_pixel_width = w / (float)gx.size();
+ _char_pixel_width = std::max(4, (int) ceil (_char_avg_pixel_width));
+ _layout->set_text (_text);
+}
void
ArdourButton::action_visibility_changed ()
ArdourButton::set_elements (Element e)
{
_elements = e;
+ CairoWidget::set_dirty ();
}
void
ArdourButton::add_elements (Element e)
{
_elements = (ArdourButton::Element) (_elements | e);
+ CairoWidget::set_dirty ();
}