370 lines
11 KiB
C
370 lines
11 KiB
C
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/*
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* Gem-graph OpenGL experiments
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*
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* Desc: User interface functions
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*
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* Copyright (C) 2023 Arthur Menges <arthur.menges@a-lec.org>
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* Copyright (C) 2023 Adrien Bourmault <neox@a-lec.org>
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*
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* This file is part of Gem-graph.
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU Affero General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU Affero General Public License for more details.
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*
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* You should have received a copy of the GNU Affero General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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#include <stdio.h>
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#include "../../include/base.h"
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#include "../../include/graphics.h"
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#include "../../include/parsing.h"
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#include "../../include/ui.h"
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void on_about_action(GSimpleAction *action,
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GVariant *parameter,
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gpointer user_data)
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{
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static const char *authors[] = { "Adrien Bourmault (neox@a-lec.org)",
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"Jean Sirmai (jean@a-lec.org)",
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"Arthur Menges (arthur.menges@a-lec.org)",
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NULL};
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GemGraphClientApplication *self = user_data;
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GtkWindow *window = NULL;
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g_assert (GEM_GRAPH_CLIENT_IS_APPLICATION(self));
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window = gtk_application_get_active_window(GTK_APPLICATION (self));
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gtk_show_about_dialog(window,
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"program-name", "Gem-graph",
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"logo-icon-name", "application-x-executable",
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"authors", authors,
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"version", "0.1.0",
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"copyright", "Copyright © 2023 Libre en Communs",
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NULL);
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}
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void on_quit_action(GSimpleAction *action,
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GVariant *parameter,
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gpointer user_data)
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{
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GemGraphClientApplication *self = user_data;
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g_assert(GEM_GRAPH_CLIENT_IS_APPLICATION(self));
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g_application_quit(G_APPLICATION(self));
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}
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void on_preferences_action(GSimpleAction *action,
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GVariant *parameter,
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gpointer user_data)
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{
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GemGraphClientApplication *self = user_data;
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g_assert(GEM_GRAPH_CLIENT_IS_APPLICATION(self));
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ui_send_internal_notification("Not implemented !");
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}
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void on_togglesidebar_action(GSimpleAction *action,
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GVariant *parameter,
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gpointer user_data)
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{
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GemGraphClientApplication *self = user_data;
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g_assert(GEM_GRAPH_CLIENT_IS_APPLICATION(self));
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ui_toggle_sidebar();
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}
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void on_editmode_action(GSimpleAction *action,
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GVariant *parameter,
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gpointer user_data)
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{
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GemGraphClientApplication *self = user_data;
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g_assert(GEM_GRAPH_CLIENT_IS_APPLICATION(self));
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ui_set_stack(EDIT_MODE);
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}
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void on_runmode_action(GSimpleAction *action,
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GVariant *parameter,
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gpointer user_data)
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{
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GemGraphClientApplication *self = user_data;
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g_assert(GEM_GRAPH_CLIENT_IS_APPLICATION(self));
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ui_set_stack(RUN_MODE);
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}
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void on_presentmode_action(GSimpleAction *action,
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GVariant *parameter,
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gpointer user_data)
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{
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GemGraphClientApplication *self = user_data;
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g_assert(GEM_GRAPH_CLIENT_IS_APPLICATION(self));
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ui_set_stack(PRESENTATION_MODE);
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}
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void on_openfile_action(GSimpleAction *action,
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GVariant *parameter,
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gpointer user_data)
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{
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GemGraphClientApplication *self = user_data;
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g_assert(GEM_GRAPH_CLIENT_IS_APPLICATION(self));
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// Create a new file selection dialog, using the "open" mode
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GtkFileChooserNative *native =
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gtk_file_chooser_native_new("Open File",
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GTK_WINDOW(self),
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GTK_FILE_CHOOSER_ACTION_OPEN,
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"_Open",
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"_Cancel");
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// Connect the "response" signal of the file selection dialog;
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// this signal is emitted when the user selects a file, or when
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// they cancel the operation
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g_signal_connect (native,
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"response",
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G_CALLBACK(on_openfile_response),
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self);
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// Present the dialog to the user
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gtk_native_dialog_show (GTK_NATIVE_DIALOG (native));
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}
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void on_closefile_action(GSimpleAction *action,
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GVariant *parameter,
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gpointer user_data)
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{
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GemGraphClientApplication *self = user_data;
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g_assert(GEM_GRAPH_CLIENT_IS_APPLICATION(self));
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model_shutdown();
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ui_disable_action("closefile");
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ui_disable_action("savefile");
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ui_disable_action("runmode");
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ui_disable_action("editmode");
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ui_disable_action("presentmode");
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ui_disable_action("togglesidebar");
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ui_set_stack(HOME_MODE);
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}
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void on_savefile_action(GSimpleAction *action,
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GVariant *parameter,
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gpointer user_data)
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{
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GemGraphClientApplication *self = user_data;
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g_assert(GEM_GRAPH_CLIENT_IS_APPLICATION(self));
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}
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void on_toast_close_action(GSimpleAction *action,
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GVariant *parameter,
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gpointer user_data)
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{
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GemGraphClientApplication *self = user_data;
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g_assert(GEM_GRAPH_CLIENT_IS_APPLICATION(self));
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ui_close_internal_notification();
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}
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/* -------------------------------------------------------------------------- */
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/*
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* Graphical/view related events
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*/
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void on_axis_value_change(GtkAdjustment *adjustment, gpointer data)
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{
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GtkWidget *slider = gtk_widget_get_parent(GTK_WIDGET(data));
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GtkWidget *container_widget = gtk_widget_get_parent(GTK_WIDGET(slider));
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const gchar *label_text = gtk_label_get_label(GTK_LABEL(data));
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// THANKS ASCIIIII/Unicode/Whateverrr !
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int axis = label_text[0] - 'X';
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g_assert(axis >= 0 && axis < N_AXIS);
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/* Update the rotation angle */
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ui_update_axis_stack(container_widget,
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axis,
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gtk_adjustment_get_value(adjustment));
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/* Update the contents of the GL drawing area */
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}
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gboolean on_glarea_render(GtkGLArea *area, GdkGLContext *context)
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{
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// Check if the widget is a glarea
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if(gtk_gl_area_get_error(area) != NULL) {
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ui_send_internal_notification("An OpenGL error occured !");
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return false;
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}
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if (ui_render_stack(gtk_widget_get_parent(GTK_WIDGET(area))) == false) {
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ui_send_internal_notification(
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"Failed to render corresponding graphic stack !");
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return false;
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}
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return true;
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}
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/* We need to set up our state when we realize the GtkGLArea widget */
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void on_glarea_realize(GtkWidget *widget)
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{
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GError *internal_error = NULL;
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// Make the GL context current to be able to call the GL API
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gtk_gl_area_make_current(GTK_GL_AREA(widget));
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// Check if the widget is a glarea
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if(gtk_gl_area_get_error(GTK_GL_AREA(widget)) != NULL) {
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ui_send_internal_notification("An OpenGL error occured !");
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return;
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}
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// Link graphical stack to widget
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if (ui_init_graphic_stack(gtk_widget_get_parent(widget),
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internal_error) == false) {
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ui_send_internal_notification(
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"Failed to link the graphic stack to widgets !");
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return;
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}
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gtk_gl_area_set_auto_render(GTK_GL_AREA(widget), true);
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}
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/* We should tear down the state when unrealizing */
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void on_glarea_unrealize(GtkWidget *widget)
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{
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GError *internal_error = NULL;
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// Make the GL context current to be able to call the GL API
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gtk_gl_area_make_current(GTK_GL_AREA(widget));
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// Check if the widget is a glarea
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if(gtk_gl_area_get_error(GTK_GL_AREA(widget)) != NULL) {
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ui_send_internal_notification("An OpenGL error occured !");
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return;
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}
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// Destroy graphic stack
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if (ui_shutdown_graphic_stack(gtk_widget_get_parent(widget),
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internal_error) == false) {
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ui_send_internal_notification(
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"Failed to shutdown the graphic stack !");
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return;
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}
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}
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void on_close_window(GtkWidget *widget)
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{
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ui_shutdown_all_graphic_stacks();
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ui_clean_stack_index();
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}
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/* -------------------------------------------------------------------------- */
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/*
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* Responses
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*/
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void on_openfile_response(GtkNativeDialog *native,
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int response,
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GemGraphClientWindow *self)
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{
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g_autoptr(GFile) file;
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GtkFileChooser *chooser;
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if (response == GTK_RESPONSE_ACCEPT) {
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chooser = GTK_FILE_CHOOSER(native);
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file = gtk_file_chooser_get_file(chooser);
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// Load asynchroneously not to block control flow
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g_file_load_contents_async (file,
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NULL,
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(GAsyncReadyCallback)ui_model_loading,
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self);
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}
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g_object_unref(native);
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}
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void ui_model_loading(GObject *source_object,
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GAsyncResult *result,
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GemGraphClientWindow *self)
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{
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GFile *file = G_FILE(source_object);
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char *content = NULL;
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size_t length = 0;
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GError *error = NULL;
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char *basename = g_file_get_basename(file);
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// Gives you the contents of the file as a byte array, or
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// set the error argument
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g_file_load_contents_finish(file,
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result,
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&content,
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&length,
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NULL,
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&error);
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// In case of error, print a warning to the standard error output
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if (error != NULL) {
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g_printerr("Unable to open “%s”: %s\n",
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g_file_peek_path(file),
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error->message);
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ui_send_internal_notification("Unable to open file !");
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g_free(error);
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g_free(basename);
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g_free(content);
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return;
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}
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if (model_init(content, length, basename) == false) {
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ui_send_internal_notification("Error while loading the model");
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g_free(basename);
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g_free(content);
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return;
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}
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ui_enable_action("closefile");
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ui_enable_action("savefile");
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ui_enable_action("runmode");
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ui_enable_action("editmode");
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ui_enable_action("presentmode");
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ui_enable_action("togglesidebar");
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ui_set_stack(RUN_MODE);
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g_free(basename);
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g_free(content);
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}
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