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/* GSequencer - Advanced GTK Sequencer
* Copyright (C) 2005-2025 Joël Krähemann
*
* This file is part of GSequencer.
*
* GSequencer 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 3 of the License, or
* (at your option) any later version.
*
* GSequencer 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 GSequencer. If not, see <http://www.gnu.org/licenses/>.
*/
#include <ags/app/machine/ags_modulation_matrix_callbacks.h>
#include <ags/app/ags_window.h>
#include <math.h>
void
ags_modulation_matrix_draw_callback(GtkWidget *drawing_area,
cairo_t *cr,
int width, int height,
AgsModulationMatrix *modulation_matrix)
{
ags_modulation_matrix_draw(modulation_matrix,
cr);
}
gboolean
ags_modulation_matrix_gesture_click_pressed_callback(GtkGestureClick *event_controller,
gint n_press,
gdouble x,
gdouble y,
AgsModulationMatrix *modulation_matrix)
{
AgsMachine *machine;
AgsAudio *audio;
machine = (AgsMachine *) gtk_widget_get_ancestor((GtkWidget *) modulation_matrix,
AGS_TYPE_MACHINE);
audio = machine->audio;
if(x >= (double) AGS_MODULATION_MATRIX_DEFAULT_CONTROL_WIDTH &&
x < (double) AGS_MODULATION_MATRIX_DEFAULT_CONTROL_WIDTH + (double) (AGS_MODULATION_MATRIX_DEFAULT_CONTROLS_HORIZONTALLY * modulation_matrix->cell_width) &&
y >= 2.0 + AGS_MODULATION_MATRIX_ROTATED_CONTROL_WIDTH &&
y < 2.0 + AGS_MODULATION_MATRIX_ROTATED_CONTROL_WIDTH + (double) (AGS_MODULATION_MATRIX_DEFAULT_CONTROLS_VERTICALLY * modulation_matrix->cell_height)){
modulation_matrix->flags |= AGS_MODULATION_MATRIX_CURSOR_ON;
modulation_matrix->cursor_x = (guint) floor((x - (double) AGS_MODULATION_MATRIX_DEFAULT_CONTROL_WIDTH) / (double) modulation_matrix->cell_width);
modulation_matrix->cursor_y = (guint) floor((y - (2.0 + AGS_MODULATION_MATRIX_ROTATED_CONTROL_WIDTH)) / (double) modulation_matrix->cell_height);
}
return(TRUE);
}
gboolean
ags_modulation_matrix_gesture_click_released_callback(GtkGestureClick *event_controller,
gint n_press,
gdouble x,
gdouble y,
AgsModulationMatrix *modulation_matrix)
{
gint cursor_x, cursor_y;
cursor_x = modulation_matrix->cursor_x;
cursor_y = modulation_matrix->cursor_y;
// g_message("cursor %d | %d", cursor_x, cursor_y);
if((AGS_MODULATION_MATRIX_CURSOR_ON & (modulation_matrix->flags)) != 0){
modulation_matrix->flags &= (~AGS_MODULATION_MATRIX_CURSOR_ON);
if(!ags_modulation_matrix_get_enabled(modulation_matrix, cursor_x, cursor_y)){
ags_modulation_matrix_set_enabled(modulation_matrix,
cursor_x, cursor_y,
TRUE);
}else{
ags_modulation_matrix_set_enabled(modulation_matrix,
cursor_x, cursor_y,
FALSE);
}
ags_modulation_matrix_toggled(modulation_matrix,
cursor_x, cursor_y);
}
/* queue draw */
gtk_widget_queue_draw((GtkWidget *) modulation_matrix->drawing_area);
return(FALSE);
}
gboolean
ags_modulation_matrix_key_pressed_callback(GtkEventControllerKey *event_controller,
guint keyval,
guint keycode,
GdkModifierType state,
AgsModulationMatrix *modulation_matrix)
{
if(keyval == GDK_KEY_Tab ||
keyval == GDK_KEY_ISO_Left_Tab){
return(FALSE);
}
switch(keyval){
case GDK_KEY_Control_L:
{
modulation_matrix->key_mask |= AGS_MODULATION_MATRIX_KEY_L_CONTROL;
}
break;
case GDK_KEY_Control_R:
{
modulation_matrix->key_mask |= AGS_MODULATION_MATRIX_KEY_R_CONTROL;
}
break;
}
return(TRUE);
}
gboolean
ags_modulation_matrix_key_released_callback(GtkEventControllerKey *event_controller,
guint keyval,
guint keycode,
GdkModifierType state,
AgsModulationMatrix *modulation_matrix)
{
AgsMachine *machine;
AgsAudio *audio;
if(keyval == GDK_KEY_Tab ||
keyval == GDK_KEY_ISO_Left_Tab){
return(FALSE);
}
machine = (AgsMachine *) gtk_widget_get_ancestor((GtkWidget *) modulation_matrix,
AGS_TYPE_MACHINE);
audio = machine->audio;
switch(keyval){
case GDK_KEY_Control_L:
{
modulation_matrix->key_mask &= (~AGS_MODULATION_MATRIX_KEY_L_CONTROL);
}
break;
case GDK_KEY_Control_R:
{
modulation_matrix->key_mask &= (~AGS_MODULATION_MATRIX_KEY_R_CONTROL);
}
break;
case GDK_KEY_Left:
case GDK_KEY_leftarrow:
{
//TODO:JK: implement me
}
break;
case GDK_KEY_Right:
case GDK_KEY_rightarrow:
{
//TODO:JK: implement me
}
break;
case GDK_KEY_Up:
case GDK_KEY_uparrow:
{
//TODO:JK: implement me
}
break;
case GDK_KEY_Down:
case GDK_KEY_downarrow:
{
//TODO:JK: implement me
}
break;
case GDK_KEY_space:
{
/* queue draw */
gtk_widget_queue_draw((GtkWidget *) modulation_matrix->drawing_area);
}
break;
}
return(TRUE);
}
gboolean
ags_modulation_matrix_modifiers_callback(GtkEventControllerKey *event_controller,
GdkModifierType keyval,
AgsModulationMatrix *modulation_matrix)
{
//empty
return(FALSE);
}
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