ardour/livetrax
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Add convenience API to render icons on signal_expose_event

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This commit is contained in:
Robin Gareus 2021-03-26 13:34:36 +01:00
parent 04a40140dc
commit fb33b4c2f3
Signed by: rgareus
GPG Key ID: A090BCE02CF57F04
3 changed files with 26 additions and 1 deletions
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19
libs/widgets/ardour_icon.cc
View File

@ -21,6 +21,7 @@
#include <algorithm> // std:min
#include "gtkmm2ext/colors.h"
#include "gtkmm2ext/rgb_macros.h"
#include "widgets/ardour_icon.h"
using namespace ArdourWidgets::ArdourIcon;
@ -1395,3 +1396,21 @@ ArdourWidgets::ArdourIcon::render (cairo_t *cr,
cairo_restore (cr);
return rv;
}
bool
ArdourWidgets::ArdourIcon::expose (GdkEventExpose* ev, Gtk::Widget* w, const enum ArdourIcon::Icon icon)
{
Glib::RefPtr<Gdk::Window> win (w->get_window());
cairo_t* cr = gdk_cairo_create (win->gobj());
gdk_cairo_rectangle (cr, &ev->area);
cairo_clip (cr);
Glib::RefPtr<Gtk::Style> style = w->get_style();
Gdk::Color fg (style->get_fg (Gtk::STATE_NORMAL));
ArdourIcon::render (cr, icon, win->get_width (), win->get_height (), Gtkmm2ext::ExplicitActive,
RGBA_TO_UINT (fg.get_red() / 255., fg.get_green() / 255, fg.get_blue() / 255, 255));
cairo_destroy (cr);
return true;
}

6
libs/widgets/widgets/ardour_icon.h
View File

@ -21,6 +21,7 @@
#include <stdint.h>
#include <cairo.h>
#include <gtkmm/widget.h>
#include "gtkmm2ext/widget_state.h"
#include "widgets/visibility.h"
@ -77,6 +78,11 @@ namespace ArdourWidgets { namespace ArdourIcon {
const int width, const int height,
const Gtkmm2ext::ActiveState state,
const uint32_t fg_color);
LIBWIDGETS_API bool expose (GdkEventExpose* ev,
Gtk::Widget* w,
const enum Icon icon);
}; } /* end namespace */
#endif

2
tools/icons/makefile
View File

@ -3,7 +3,7 @@ ICONFLAGS?=-g
AD = ../..
CXXFLAGS = -Wall
CPPFLAGS = -I $(AD)/libs/gtkmm2ext -I $(AD)/libs/widgets -I $(AD)/libs/pbd -I $(AD)/build/libs/pbd
CPPFLAGS += `pkg-config --cflags cairo cairomm-1.0 libxml-2.0 glibmm-2.4`
CPPFLAGS += `pkg-config --cflags cairo cairomm-1.0 libxml-2.0 glibmm-2.4 gtkmm-2.4`
LDFLAGS = -L$(AD)/build/libs/pbd -Wl,-rpath=$(AD)/build/libs/pbd
LDFLAGS += -L$(AD)/build/libs/gtkmm2ext -Wl,-rpath=$(AD)/build/libs/gtkmm2ext