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/*
This LV2 extension provides input module gui's
(c) Fraser Stuart 2009
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
#include <stdlib.h>
#include <string.h>
#include <math.h>
#include <gtk/gtk.h>
#include <lv2.h>
#include "lv2/lv2plug.in/ns/extensions/ui/ui.h"
#include "widgets/widgets.h"
#include "widgets/meter-peak.h"
#include "widgets/meter-phase.h"
#include "widgets/meter-vu.h"
#include "widgets/switch-toggle.h"
#include "widgets/display-Spectrograph.h"
#include "../plugin/inv_meter.h"
#include "inv_meter_gui.h"
static LV2UI_Descriptor *IMeterGuiDescriptor = NULL;
typedef struct {
GtkWidget *windowContainer;
GtkWidget *heading;
GtkWidget *toggleBypass;
GtkWidget *meterPeak;
GtkWidget *meterVUL;
GtkWidget *meterVUR;
GtkWidget *radio3db;
GtkWidget *radio6db;
GtkWidget *radio9db;
GtkWidget *radio12db;
GtkWidget *radio15db;
GtkWidget *meterPhase;
GtkWidget *specDisplay;
gint InChannels;
gint OutChannels;
float bypass;
gint specLast;
gint specCount;
LV2UI_Write_Function write_function;
LV2UI_Controller controller;
} IMeterGui;
static LV2UI_Handle
instantiateIMeterGui(const struct _LV2UI_Descriptor* descriptor, const char* plugin_uri, const char* bundle_path, LV2UI_Write_Function write_function, LV2UI_Controller controller, LV2UI_Widget* widget, const LV2_Feature* const* features)
{
IMeterGui *pluginGui = (IMeterGui *)malloc(sizeof(IMeterGui));
if(pluginGui==NULL)
return NULL;
pluginGui->write_function = write_function;
pluginGui->controller = controller;
GtkBuilder *builder;
GtkWidget *window;
GtkWidget *tempObject;
char *file;
GError *err = NULL;
gtk_init (NULL,NULL);
builder = gtk_builder_new ();
file = g_strdup_printf("%s/gtk/inv_meter_gui.xml",bundle_path);
gtk_builder_add_from_file (builder, file, &err);
free(file);
window = GTK_WIDGET (gtk_builder_get_object (builder, "meter_window"));
/* get pointers to some useful widgets from the design */
pluginGui->windowContainer = GTK_WIDGET (gtk_builder_get_object (builder, "meter_container"));
pluginGui->heading = GTK_WIDGET (gtk_builder_get_object (builder, "label_heading"));
/* add custom widgets */
tempObject=GTK_WIDGET (gtk_builder_get_object (builder, "alignment_bypass_toggle"));
pluginGui->toggleBypass = inv_switch_toggle_new ();
gtk_container_add (GTK_CONTAINER (tempObject), pluginGui->toggleBypass);
tempObject=GTK_WIDGET (gtk_builder_get_object (builder, "alignment_meter_peak"));
pluginGui->meterPeak = inv_meter_new ();
gtk_container_add (GTK_CONTAINER (tempObject), pluginGui->meterPeak);
tempObject=GTK_WIDGET (gtk_builder_get_object (builder, "alignment_meter_vu_l"));
pluginGui->meterVUL = inv_vu_meter_new ();
gtk_container_add (GTK_CONTAINER (tempObject), pluginGui->meterVUL);
tempObject=GTK_WIDGET (gtk_builder_get_object (builder, "alignment_meter_vu_r"));
pluginGui->meterVUR = inv_vu_meter_new ();
gtk_container_add (GTK_CONTAINER (tempObject), pluginGui->meterVUR);
pluginGui->radio3db = GTK_WIDGET (gtk_builder_get_object (builder, "radio3db"));
pluginGui->radio6db = GTK_WIDGET (gtk_builder_get_object (builder, "radio6db"));
pluginGui->radio9db = GTK_WIDGET (gtk_builder_get_object (builder, "radio9db"));
pluginGui->radio12db = GTK_WIDGET (gtk_builder_get_object (builder, "radio12db"));
pluginGui->radio15db = GTK_WIDGET (gtk_builder_get_object (builder, "radio15db"));
tempObject=GTK_WIDGET (gtk_builder_get_object (builder, "alignment_meter_phase"));
pluginGui->meterPhase = inv_phase_meter_new ();
gtk_container_add (GTK_CONTAINER (tempObject), pluginGui->meterPhase);
tempObject=GTK_WIDGET (gtk_builder_get_object (builder, "alignment_spec_display"));
pluginGui->specDisplay = inv_display_spec_new ();
gtk_container_add (GTK_CONTAINER (tempObject), pluginGui->specDisplay);
pluginGui->InChannels = 2;
pluginGui->OutChannels = 2;
pluginGui->bypass = 0.0;
pluginGui->specLast = 0;
pluginGui->specCount = 0;
inv_switch_toggle_set_bypass( INV_SWITCH_TOGGLE (pluginGui->toggleBypass), INV_PLUGIN_ACTIVE);
inv_switch_toggle_set_value( INV_SWITCH_TOGGLE (pluginGui->toggleBypass), INV_SWITCH_TOGGLE_OFF, 0.0);
inv_switch_toggle_set_colour(INV_SWITCH_TOGGLE (pluginGui->toggleBypass), INV_SWITCH_TOGGLE_OFF, 0.0, 1.0, 0.0);
inv_switch_toggle_set_text( INV_SWITCH_TOGGLE (pluginGui->toggleBypass), INV_SWITCH_TOGGLE_OFF, "Active");
inv_switch_toggle_set_value( INV_SWITCH_TOGGLE (pluginGui->toggleBypass), INV_SWITCH_TOGGLE_ON, 1.0);
inv_switch_toggle_set_colour(INV_SWITCH_TOGGLE (pluginGui->toggleBypass), INV_SWITCH_TOGGLE_ON, 1.0, 0.0, 0.0);
inv_switch_toggle_set_text( INV_SWITCH_TOGGLE (pluginGui->toggleBypass), INV_SWITCH_TOGGLE_ON, "Bypassed");
inv_switch_toggle_set_state( INV_SWITCH_TOGGLE (pluginGui->toggleBypass), INV_SWITCH_TOGGLE_OFF);
g_signal_connect_after(G_OBJECT(pluginGui->toggleBypass),"button-release-event",G_CALLBACK(on_inv_meter_bypass_toggle_button_release),pluginGui);
inv_meter_set_bypass(INV_METER (pluginGui->meterPeak),INV_PLUGIN_ACTIVE);
inv_meter_set_mode(INV_METER (pluginGui->meterPeak), INV_METER_DRAW_MODE_BIGTOZERO);
inv_meter_set_channels(INV_METER (pluginGui->meterPeak), pluginGui->InChannels);
inv_meter_set_LdB(INV_METER (pluginGui->meterPeak),-90);
inv_meter_set_RdB(INV_METER (pluginGui->meterPeak),-90);
inv_vu_meter_set_bypass(INV_VU_METER (pluginGui->meterVUL),INV_PLUGIN_ACTIVE);
inv_vu_meter_set_bypass(INV_VU_METER (pluginGui->meterVUR),INV_PLUGIN_ACTIVE);
g_signal_connect_after(G_OBJECT(pluginGui->radio3db),"toggled",G_CALLBACK(on_inv_meter_headroom_radio_toggled_3db),pluginGui);
g_signal_connect_after(G_OBJECT(pluginGui->radio6db),"toggled",G_CALLBACK(on_inv_meter_headroom_radio_toggled_6db),pluginGui);
g_signal_connect_after(G_OBJECT(pluginGui->radio9db),"toggled",G_CALLBACK(on_inv_meter_headroom_radio_toggled_9db),pluginGui);
g_signal_connect_after(G_OBJECT(pluginGui->radio12db),"toggled",G_CALLBACK(on_inv_meter_headroom_radio_toggled_12db),pluginGui);
g_signal_connect_after(G_OBJECT(pluginGui->radio15db),"toggled",G_CALLBACK(on_inv_meter_headroom_radio_toggled_15db),pluginGui);
gtk_toggle_button_set_active(GTK_TOGGLE_BUTTON(pluginGui->radio9db),TRUE);
inv_phase_meter_set_bypass(INV_PHASE_METER (pluginGui->meterPhase),INV_PLUGIN_ACTIVE);
inv_phase_meter_set_phase(INV_PHASE_METER (pluginGui->meterPhase),0);
inv_display_spec_set_bypass(INV_DISPLAY_SPEC (pluginGui->specDisplay),INV_PLUGIN_ACTIVE);
/* strip the parent window from the design so the host can attach its own */
gtk_widget_ref(pluginGui->windowContainer);
gtk_container_remove(GTK_CONTAINER(window), pluginGui->windowContainer);
*widget = (LV2UI_Widget) pluginGui->windowContainer;
g_object_unref (G_OBJECT (builder));
/* return the instance */
return pluginGui;
}
static void
cleanupIMeterGui(LV2UI_Handle ui)
{
return;
}
static void
port_eventIMeterGui(LV2UI_Handle ui, uint32_t port, uint32_t buffer_size, uint32_t format, const void* buffer)
{
IMeterGui *pluginGui = (IMeterGui *)ui;
float value;
if(format==0)
{
value=* (float *) buffer;
switch(port)
{
case IMETER_BYPASS:
pluginGui->bypass=value;
if(value <= 0.0) {
inv_switch_toggle_set_state( INV_SWITCH_TOGGLE (pluginGui->toggleBypass), INV_SWITCH_TOGGLE_OFF);
inv_meter_set_bypass( INV_METER (pluginGui->meterPeak), INV_PLUGIN_ACTIVE);
inv_vu_meter_set_bypass( INV_VU_METER (pluginGui->meterVUL), INV_PLUGIN_ACTIVE);
inv_vu_meter_set_bypass( INV_VU_METER (pluginGui->meterVUR), INV_PLUGIN_ACTIVE);
gtk_widget_set_sensitive( GTK_WIDGET (pluginGui->radio3db), TRUE);
gtk_widget_set_sensitive( GTK_WIDGET (pluginGui->radio6db), TRUE);
gtk_widget_set_sensitive( GTK_WIDGET (pluginGui->radio9db), TRUE);
gtk_widget_set_sensitive( GTK_WIDGET (pluginGui->radio12db), TRUE);
gtk_widget_set_sensitive( GTK_WIDGET (pluginGui->radio15db), TRUE);
inv_phase_meter_set_bypass( INV_PHASE_METER (pluginGui->meterPhase), INV_PLUGIN_ACTIVE);
inv_display_spec_set_bypass( INV_DISPLAY_SPEC (pluginGui->specDisplay), INV_PLUGIN_ACTIVE);
} else {
inv_switch_toggle_set_state( INV_SWITCH_TOGGLE (pluginGui->toggleBypass), INV_SWITCH_TOGGLE_ON);
inv_meter_set_bypass( INV_METER (pluginGui->meterPeak), INV_PLUGIN_BYPASS);
inv_vu_meter_set_bypass( INV_VU_METER (pluginGui->meterVUL), INV_PLUGIN_BYPASS);
inv_vu_meter_set_bypass( INV_VU_METER (pluginGui->meterVUR), INV_PLUGIN_BYPASS);
gtk_widget_set_sensitive( GTK_WIDGET (pluginGui->radio3db), FALSE);
gtk_widget_set_sensitive( GTK_WIDGET (pluginGui->radio6db), FALSE);
gtk_widget_set_sensitive( GTK_WIDGET (pluginGui->radio9db), FALSE);
gtk_widget_set_sensitive( GTK_WIDGET (pluginGui->radio12db), FALSE);
gtk_widget_set_sensitive( GTK_WIDGET (pluginGui->radio15db), FALSE);
inv_phase_meter_set_bypass( INV_PHASE_METER (pluginGui->meterPhase), INV_PLUGIN_BYPASS);
inv_display_spec_set_bypass( INV_DISPLAY_SPEC (pluginGui->specDisplay), INV_PLUGIN_BYPASS);
}
gtk_widget_queue_draw (pluginGui->windowContainer);
break;
case IMETER_METER_L:
inv_meter_set_LdB(INV_METER (pluginGui->meterPeak),value);
break;
case IMETER_METER_R:
inv_meter_set_RdB(INV_METER (pluginGui->meterPeak),value);
break;
case IMETER_VU_L:
inv_vu_meter_set_value(INV_VU_METER (pluginGui->meterVUL),value);
break;
case IMETER_VU_R:
inv_vu_meter_set_value(INV_VU_METER (pluginGui->meterVUR),value);
break;
case IMETER_METER_PHASE:
inv_phase_meter_set_phase(INV_PHASE_METER (pluginGui->meterPhase),value);
break;
case IMETER_SPEC_20:
case IMETER_SPEC_25:
case IMETER_SPEC_31:
case IMETER_SPEC_40:
case IMETER_SPEC_50:
case IMETER_SPEC_63:
case IMETER_SPEC_80:
case IMETER_SPEC_100:
case IMETER_SPEC_125:
case IMETER_SPEC_160:
case IMETER_SPEC_200:
case IMETER_SPEC_250:
case IMETER_SPEC_315:
case IMETER_SPEC_400:
case IMETER_SPEC_500:
case IMETER_SPEC_630:
case IMETER_SPEC_800:
case IMETER_SPEC_1000:
case IMETER_SPEC_1250:
case IMETER_SPEC_1600:
case IMETER_SPEC_2000:
case IMETER_SPEC_2500:
case IMETER_SPEC_3150:
case IMETER_SPEC_4000:
case IMETER_SPEC_5000:
case IMETER_SPEC_6300:
case IMETER_SPEC_8000:
case IMETER_SPEC_10000:
case IMETER_SPEC_12500:
case IMETER_SPEC_16000:
case IMETER_SPEC_20000:
inv_display_spec_set_value(INV_DISPLAY_SPEC (pluginGui->specDisplay),port-10,value);
if(port < pluginGui->specLast) {
pluginGui->specCount++;
if(pluginGui->specCount > 10) {
pluginGui->specCount=0;
gtk_widget_queue_draw (pluginGui->specDisplay);
}
}
pluginGui->specLast=port;
break;
}
}
}
static void
init()
{
IMeterGuiDescriptor =
(LV2UI_Descriptor *)malloc(sizeof(LV2UI_Descriptor));
IMeterGuiDescriptor->URI = IMETER_GUI_URI;
IMeterGuiDescriptor->instantiate = instantiateIMeterGui;
IMeterGuiDescriptor->cleanup = cleanupIMeterGui;
IMeterGuiDescriptor->port_event = port_eventIMeterGui;
IMeterGuiDescriptor->extension_data = NULL;
}
const LV2UI_Descriptor* lv2ui_descriptor(uint32_t index)
{
if (!IMeterGuiDescriptor) init();
switch (index) {
case 0:
return IMeterGuiDescriptor;
default:
return NULL;
}
}
/*****************************************************************************/
static void
on_inv_meter_bypass_toggle_button_release(GtkWidget *widget, GdkEvent *event, gpointer data)
{
IMeterGui *pluginGui = (IMeterGui *) data;
pluginGui->bypass=inv_switch_toggle_get_value(INV_SWITCH_TOGGLE (widget));
(*pluginGui->write_function)(pluginGui->controller, IMETER_BYPASS, 4, 0, &pluginGui->bypass);
return;
}
static void on_inv_meter_headroom_radio_toggled_3db(GtkWidget *widget, gpointer data)
{
IMeterGui *pluginGui = (IMeterGui *) data;
if(gtk_toggle_button_get_active (GTK_TOGGLE_BUTTON(widget))) {
inv_vu_meter_set_headroom(INV_VU_METER (pluginGui->meterVUL),3);
inv_vu_meter_set_headroom(INV_VU_METER (pluginGui->meterVUR),3);
}
}
static void on_inv_meter_headroom_radio_toggled_6db(GtkWidget *widget, gpointer data)
{
IMeterGui *pluginGui = (IMeterGui *) data;
if(gtk_toggle_button_get_active (GTK_TOGGLE_BUTTON(widget))) {
inv_vu_meter_set_headroom(INV_VU_METER (pluginGui->meterVUL),6);
inv_vu_meter_set_headroom(INV_VU_METER (pluginGui->meterVUR),6);
}
}
static void on_inv_meter_headroom_radio_toggled_9db(GtkWidget *widget, gpointer data)
{
IMeterGui *pluginGui = (IMeterGui *) data;
if(gtk_toggle_button_get_active (GTK_TOGGLE_BUTTON(widget))) {
inv_vu_meter_set_headroom(INV_VU_METER (pluginGui->meterVUL),9);
inv_vu_meter_set_headroom(INV_VU_METER (pluginGui->meterVUR),9);
}
}
static void on_inv_meter_headroom_radio_toggled_12db(GtkWidget *widget, gpointer data)
{
IMeterGui *pluginGui = (IMeterGui *) data;
if(gtk_toggle_button_get_active (GTK_TOGGLE_BUTTON(widget))) {
inv_vu_meter_set_headroom(INV_VU_METER (pluginGui->meterVUL),12);
inv_vu_meter_set_headroom(INV_VU_METER (pluginGui->meterVUR),12);
}
}
static void on_inv_meter_headroom_radio_toggled_15db(GtkWidget *widget, gpointer data)
{
IMeterGui *pluginGui = (IMeterGui *) data;
if(gtk_toggle_button_get_active (GTK_TOGGLE_BUTTON(widget))) {
inv_vu_meter_set_headroom(INV_VU_METER (pluginGui->meterVUL),15);
inv_vu_meter_set_headroom(INV_VU_METER (pluginGui->meterVUR),15);
}
}
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