Improve preview positioning
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@ -23,7 +23,7 @@
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</object>
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</child>
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<child type="overlay">
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<object class="GtkBox">
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<object class="GtkBox" id="top-box">
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<property name="orientation">vertical</property>
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<property name="halign">fill</property>
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<property name="valign">start</property>
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@ -95,7 +95,7 @@
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</object>
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</child>
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<child type="overlay">
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<object class="GtkBox">
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<object class="GtkBox" id="bottom-box">
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<property name="orientation">horizontal</property>
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<property name="halign">fill</property>
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<property name="valign">end</property>
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19
src/main.c
19
src/main.c
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@ -67,6 +67,8 @@ GtkWidget *open_last_stack;
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GtkWidget *thumb_last;
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GtkWidget *process_spinner;
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GtkWidget *scanned_codes;
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GtkWidget *preview_top_box;
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GtkWidget *preview_bottom_box;
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int
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remap(int value, int input_min, int input_max, int output_min, int output_max)
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@ -289,13 +291,24 @@ preview_realize(GtkGLArea *area)
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static void
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position_preview(float *offset_x, float *offset_y, float *size_x, float *size_y)
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{
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int scale = gtk_widget_get_scale_factor(preview);
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int preview_height = gtk_widget_get_allocated_height(preview) * scale;
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int top_height = gtk_widget_get_allocated_height(preview_top_box) * scale;
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int bottom_height = gtk_widget_get_allocated_height(preview_bottom_box) * scale;
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int inner_height = preview_height - top_height - bottom_height;
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double ratio = preview_buffer_height / (double)preview_buffer_width;
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*offset_x = 0;
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*offset_y = 0;
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*size_x = preview_width;
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*size_y = preview_width * ratio;
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if (*size_y > inner_height) {
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*offset_y = (preview_height - *size_y) / 2.0;
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} else {
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*offset_y = top_height + (inner_height - *size_y) / 2.0;
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}
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}
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static gboolean
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@ -760,6 +773,8 @@ activate(GtkApplication *app, gpointer data)
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thumb_last = GTK_WIDGET(gtk_builder_get_object(builder, "thumb_last"));
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process_spinner = GTK_WIDGET(gtk_builder_get_object(builder, "process_spinner"));
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scanned_codes = GTK_WIDGET(gtk_builder_get_object(builder, "scanned-codes"));
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preview_top_box = GTK_WIDGET(gtk_builder_get_object(builder, "top-box"));
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preview_bottom_box = GTK_WIDGET(gtk_builder_get_object(builder, "bottom-box"));
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g_signal_connect(window, "realize", G_CALLBACK(on_realize), NULL);
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@ -775,7 +790,7 @@ activate(GtkApplication *app, gpointer data)
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// Setup actions
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create_simple_action(app, "capture", G_CALLBACK(run_capture_action));
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create_simple_action(app, "camera-switch", G_CALLBACK(run_camera_switch_action));
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create_simple_action(app, "switch-camera", G_CALLBACK(run_camera_switch_action));
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create_simple_action(app, "open-settings", G_CALLBACK(run_open_settings_action));
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create_simple_action(app, "close-settings", G_CALLBACK(run_close_settings_action));
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create_simple_action(app, "open-last", G_CALLBACK(run_open_last_action));
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