allanger/ardour
1
0
Fork 0
Code Issues Pull Requests 1 Actions Packages Projects Releases Activity

LV2 options for UI theme

Browse Source 
Inform plugins about host theme (fg, bg colors) and UI scale-factor.
The latter follows an implementation already present in Carla and DPF.
These extension use proposed official URLs.
This commit is contained in:
Robin Gareus
2019-08-26 18:57:47 +02:00
parent e286cce399
commit 80e30ea0d1
2 changed files with 28 additions and 4 deletions
Download Patch File Download Diff File Expand all files Collapse all files

17
libs/ardour/ardour/lv2_plugin.h
View File

@@ -175,6 +175,17 @@ class LIBARDOUR_API LV2Plugin : public ARDOUR::Plugin, public ARDOUR::Workee
Variant get_property_value (uint32_t) const;
void announce_property_values();
/* LV2 Option Options */
static void set_global_ui_background_color (uint32_t c) {
_ui_background_color = c;
}
static void set_global_ui_foreground_color (uint32_t c) {
_ui_foreground_color = c;
}
static void set_global_ui_scale_factor (float s) {
_ui_scale_factor = s;
}
private:
struct Impl;
Impl* _impl;
@@ -298,7 +309,6 @@ class LIBARDOUR_API LV2Plugin : public ARDOUR::Plugin, public ARDOUR::Workee
if (chn > 15) return UINT32_MAX;
return _bankpatch[chn];
}
#endif
typedef struct {
@@ -320,7 +330,10 @@ class LIBARDOUR_API LV2Plugin : public ARDOUR::Plugin, public ARDOUR::Workee
#endif
// Options passed to plugin
int32_t _seq_size;
int32_t _seq_size;
static uint32_t _ui_background_color;
static uint32_t _ui_foreground_color;
static float _ui_scale_factor;
mutable unsigned _state_version;

15
libs/ardour/lv2_plugin.cc
View File

@@ -128,7 +128,10 @@ using namespace std;
using namespace ARDOUR;
using namespace PBD;
bool LV2Plugin::force_state_save = false;
bool LV2Plugin::force_state_save = false;
uint32_t LV2Plugin::_ui_background_color = 0x000000ff; // RGBA
uint32_t LV2Plugin::_ui_foreground_color = 0xffffffff; // RGBA
float LV2Plugin::_ui_scale_factor = 1.0;
class LV2World : boost::noncopyable {
public:
@@ -501,7 +504,9 @@ LV2Plugin::init(const void* c_plugin, samplecnt_t rate)
_features[n_features++] = &_bankpatch_feature;
#endif
LV2_URID atom_Int = _uri_map.uri_to_id(LV2_ATOM__Int);
LV2_URID atom_Int = _uri_map.uri_to_id(LV2_ATOM__Int);
LV2_URID atom_Float = _uri_map.uri_to_id(LV2_ATOM__Float);
static const int32_t _min_block_length = 1; // may happen during split-cycles
static const int32_t _max_block_length = 8192; // max possible (with all engines and during export)
static const int32_t rt_policy = PBD_SCHED_FIFO;
@@ -526,6 +531,12 @@ LV2Plugin::init(const void* c_plugin, samplecnt_t rate)
sizeof(int32_t), atom_Int, &rt_policy },
{ LV2_OPTIONS_INSTANCE, 0, _uri_map.uri_to_id("http://ardour.org/lv2/threads/#schedPriority"),
sizeof(int32_t), atom_Int, &rt_priority },
{ LV2_OPTIONS_INSTANCE, 0, _uri_map.uri_to_id("http://lv2plug.in/ns/extensions/ui#backgroundColor"),
sizeof(int32_t), atom_Int, &_ui_background_color },
{ LV2_OPTIONS_INSTANCE, 0, _uri_map.uri_to_id("http://lv2plug.in/ns/extensions/ui#foregroundColor"),
sizeof(int32_t), atom_Int, &_ui_foreground_color },
{ LV2_OPTIONS_INSTANCE, 0, _uri_map.uri_to_id("http://lv2plug.in/ns/extensions/ui#scaleFactor"),
sizeof(int32_t), atom_Float, &_ui_scale_factor },
{ LV2_OPTIONS_INSTANCE, 0, 0, 0, 0, NULL }
};