gds-render/widgets/conv-settings-dialog.c

345 lines
11 KiB
C

/*
* GDSII-Converter
* Copyright (C) 2018 Mario Hüttel <mario.huettel@gmx.net>
*
* This file is part of GDSII-Converter.
*
* GDSII-Converter is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2 as
* published by the Free Software Foundation.
*
* GDSII-Converter 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 GDSII-Converter. If not, see <http://www.gnu.org/licenses/>.
*/
/**
* @file conv-settings-dialog.c
* @brief Implementation of the setting dialog
* @author Mario Hüttel <mario.huettel@gmx.net>
*/
/**
* @addtogroup RendererSettingsDialog
* @ingroup Widgets
* @{
*/
#include <gds-render/widgets/conv-settings-dialog.h>
struct _RendererSettingsDialog {
GtkDialog parent;
/* Private loot */
GtkWidget *radio_latex;
GtkWidget *radio_cairo_pdf;
GtkWidget *radio_cairo_svg;
GtkWidget *scale;
GtkWidget *layer_check;
GtkWidget *standalone_check;
GtkDrawingArea *shape_drawing;
GtkLabel *x_label;
GtkLabel *y_label;
GtkLabel *x_output_label;
GtkLabel *y_output_label;
unsigned int cell_height;
unsigned int cell_width;
double unit_in_meters;
};
G_DEFINE_TYPE(RendererSettingsDialog, renderer_settings_dialog, GTK_TYPE_DIALOG)
static void renderer_settings_dialog_class_init(RendererSettingsDialogClass *klass)
{
/* No special code needed. Child cells are destroyed automatically due to reference counter */
return;
}
static void show_tex_options(RendererSettingsDialog *self)
{
gtk_widget_show(self->layer_check);
gtk_widget_show(self->standalone_check);
}
static void hide_tex_options(RendererSettingsDialog *self)
{
gtk_widget_hide(self->layer_check);
gtk_widget_hide(self->standalone_check);
}
static void latex_render_callback(GtkToggleButton *radio, RendererSettingsDialog *dialog)
{
if (gtk_toggle_button_get_active(radio))
show_tex_options(dialog);
else
hide_tex_options(dialog);
}
static gboolean shape_drawer_drawing_callback(GtkWidget *widget, cairo_t *cr, gpointer data)
{
int width;
int height;
GtkStyleContext *style_context;
GdkRGBA foreground_color;
RendererSettingsDialog *dialog = (RendererSettingsDialog *)data;
double usable_width;
double usable_height;
double height_scale;
double width_scale;
double final_scale_value;
style_context = gtk_widget_get_style_context(widget);
width = gtk_widget_get_allocated_width(widget);
height = gtk_widget_get_allocated_height(widget);
gtk_render_background(style_context, cr, 0, 0, width, height);
gtk_style_context_get_color(style_context, gtk_style_context_get_state(style_context),
&foreground_color);
gdk_cairo_set_source_rgba(cr, &foreground_color);
cairo_save(cr);
/* Tranform coordiante system */
cairo_scale(cr, 1, -1);
cairo_translate(cr, (double)width/2.0, -(double)height/2.0);
/* Define usable drawing area */
usable_width = (0.95*(double)width) - 15.0;
usable_height = (0.95*(double)height) - 15.0;
width_scale = usable_width/(double)dialog->cell_width;
height_scale = usable_height/(double)dialog->cell_height;
final_scale_value = (width_scale < height_scale ? width_scale : height_scale);
cairo_rectangle(cr, -(double)dialog->cell_width*final_scale_value/2.0, -(double)dialog->cell_height*final_scale_value/2.0,
(double)dialog->cell_width*final_scale_value, (double)dialog->cell_height*final_scale_value);
cairo_stroke(cr);
cairo_restore(cr);
return FALSE;
}
static double convert_number_to_engineering(double input, const char **out_prefix)
{
const char *selected_prefix = NULL;
double return_val = 0.0;
int idx;
const static char * prefixes[] = {"y", "z", "a", "f", "p", "n", "u", "m", "c", "d", /* < 1 */
"", /* 1 */
"h", "k", "M", "G", "T", "P", "E", "Z", "Y"}; /* > 1 */
const static double scale[] = {1E-24, 1E-21, 1E-18, 1E-15, 1E-12, 1E-9, 1E-6, 1E-3, 1E-2, 1E-1,
1,
1E2, 1E3, 1E6, 1E9, 1E12, 1E15, 1E18, 1E21, 1E24};
const int prefix_count = (int)(sizeof(prefixes)/sizeof(char *));
/* Start with the 2nd smallest prefix */
for (idx = 1; idx < prefix_count; idx++) {
if (input < scale[idx]) {
/* This prefix is bigger than the number. Take the previous one */
selected_prefix = prefixes[idx-1];
return_val = input / scale[idx-1];
break;
}
}
/* Check if prefix was set by loop. Else take the largest in the list */
if (selected_prefix == NULL) {
selected_prefix = prefixes[prefix_count-1];
return_val = input / scale[prefix_count-1];
}
if (out_prefix)
*out_prefix = selected_prefix;
return return_val;
}
static void renderer_settings_dialog_update_labels(RendererSettingsDialog *self)
{
char default_buff[100];
double scale;
double width_meters;
double height_meters;
double width_engineering;
const char *width_prefix;
double height_engineering;
const char *height_prefix;
if (!self)
return;
width_meters = (double)self->cell_width * self->unit_in_meters;
height_meters = (double)self->cell_height * self->unit_in_meters;
width_engineering = convert_number_to_engineering(width_meters, &width_prefix);
height_engineering = convert_number_to_engineering(height_meters, &height_prefix);
snprintf(default_buff, sizeof(default_buff), "Width: %.3lf %sm", width_engineering, width_prefix);
gtk_label_set_text(self->x_label, default_buff);
snprintf(default_buff, sizeof(default_buff), "Height: %.3lf %sm", height_engineering, height_prefix);
gtk_label_set_text(self->y_label, default_buff);
scale = gtk_range_get_value(GTK_RANGE(self->scale));
/* Set the pixel sizes */
snprintf(default_buff, sizeof(default_buff), "Output Width: %u px",
(unsigned int)((double)self->cell_width / scale));
gtk_label_set_text(self->x_output_label, default_buff);
snprintf(default_buff, sizeof(default_buff), "Output Height: %u px",
(unsigned int)((double)self->cell_height / scale));
gtk_label_set_text(self->y_output_label, default_buff);
}
static void scale_value_changed(GtkRange *range, gpointer user_data)
{
(void)range;
RendererSettingsDialog *dialog;
dialog = RENDERER_SETTINGS_DIALOG(user_data);
renderer_settings_dialog_update_labels(dialog);
}
static void renderer_settings_dialog_init(RendererSettingsDialog *self)
{
GtkBuilder *builder;
GtkWidget *box;
GtkDialog *dialog;
dialog = &self->parent;
builder = gtk_builder_new_from_resource("/dialog.glade");
box = GTK_WIDGET(gtk_builder_get_object(builder, "dialog-box"));
self->radio_latex = GTK_WIDGET(gtk_builder_get_object(builder, "latex-radio"));
self->radio_cairo_pdf = GTK_WIDGET(gtk_builder_get_object(builder, "cairo-pdf-radio"));
self->radio_cairo_svg = GTK_WIDGET(gtk_builder_get_object(builder, "cairo-svg-radio"));
self->scale = GTK_WIDGET(gtk_builder_get_object(builder, "dialog-scale"));
self->standalone_check = GTK_WIDGET(gtk_builder_get_object(builder, "standalone-check"));
self->layer_check = GTK_WIDGET(gtk_builder_get_object(builder, "layer-check"));
self->shape_drawing = GTK_DRAWING_AREA(gtk_builder_get_object(builder, "shape-drawer"));
self->x_label = GTK_LABEL(gtk_builder_get_object(builder, "x-label"));
self->y_label = GTK_LABEL(gtk_builder_get_object(builder, "y-label"));
self->x_output_label = GTK_LABEL(gtk_builder_get_object(builder, "x-output-label"));
self->y_output_label = GTK_LABEL(gtk_builder_get_object(builder, "y-output-label"));
gtk_dialog_add_buttons(dialog, "Cancel", GTK_RESPONSE_CANCEL, "OK", GTK_RESPONSE_OK, NULL);
gtk_container_add(GTK_CONTAINER(gtk_dialog_get_content_area(dialog)), box);
gtk_window_set_title(GTK_WINDOW(self), "Renderer Settings");
g_signal_connect(self->radio_latex, "toggled", G_CALLBACK(latex_render_callback), (gpointer)self);
g_signal_connect(G_OBJECT(self->shape_drawing),
"draw", G_CALLBACK(shape_drawer_drawing_callback), (gpointer)self);
g_signal_connect(self->scale, "value-changed", G_CALLBACK(scale_value_changed), (gpointer)self);
/* Default values */
self->cell_width = 1;
self->cell_height = 1;
self->unit_in_meters = 1E-6;
renderer_settings_dialog_update_labels(self);
g_object_unref(builder);
}
RendererSettingsDialog *renderer_settings_dialog_new(GtkWindow *parent)
{
RendererSettingsDialog *res;
res = RENDERER_SETTINGS_DIALOG(g_object_new(RENDERER_TYPE_SETTINGS_DIALOG, NULL));
if (res && parent) {
gtk_window_set_transient_for(GTK_WINDOW(res), parent);
}
return res;
}
void renderer_settings_dialog_get_settings(RendererSettingsDialog *dialog, struct render_settings *settings)
{
if (!settings || !dialog)
return;
settings->scale = gtk_range_get_value(GTK_RANGE(dialog->scale));
/* Get active radio button selection */
if (gtk_toggle_button_get_active(GTK_TOGGLE_BUTTON(dialog->radio_latex)) == TRUE) {
settings->renderer = RENDERER_LATEX_TIKZ;
} else if (gtk_toggle_button_get_active(GTK_TOGGLE_BUTTON(dialog->radio_cairo_pdf)) == TRUE) {
settings->renderer = RENDERER_CAIROGRAPHICS_PDF;
} else if (gtk_toggle_button_get_active(GTK_TOGGLE_BUTTON(dialog->radio_cairo_svg)) == TRUE) {
settings->renderer = RENDERER_CAIROGRAPHICS_SVG;
}
settings->tex_pdf_layers = gtk_toggle_button_get_active(GTK_TOGGLE_BUTTON(dialog->layer_check));
settings->tex_standalone = gtk_toggle_button_get_active(GTK_TOGGLE_BUTTON(dialog->standalone_check));
}
void renderer_settings_dialog_set_settings(RendererSettingsDialog *dialog, struct render_settings *settings)
{
if (!settings || !dialog)
return;
gtk_range_set_value(GTK_RANGE(dialog->scale), settings->scale);
gtk_toggle_button_set_active(GTK_TOGGLE_BUTTON(dialog->layer_check), settings->tex_pdf_layers);
gtk_toggle_button_set_active(GTK_TOGGLE_BUTTON(dialog->standalone_check), settings->tex_standalone);
switch (settings->renderer) {
case RENDERER_LATEX_TIKZ:
gtk_toggle_button_set_active(GTK_TOGGLE_BUTTON(dialog->radio_latex), TRUE);
show_tex_options(dialog);
break;
case RENDERER_CAIROGRAPHICS_PDF:
hide_tex_options(dialog);
gtk_toggle_button_set_active(GTK_TOGGLE_BUTTON(dialog->radio_cairo_pdf), TRUE);
break;
case RENDERER_CAIROGRAPHICS_SVG:
hide_tex_options(dialog);
gtk_toggle_button_set_active(GTK_TOGGLE_BUTTON(dialog->radio_cairo_svg), TRUE);
break;
}
}
void renderer_settings_dialog_set_cell_width(RendererSettingsDialog *dialog, unsigned int width)
{
if (!dialog)
return;
if (width == 0)
width = 1;
dialog->cell_width = width;
renderer_settings_dialog_update_labels(dialog);
}
void renderer_settings_dialog_set_cell_height(RendererSettingsDialog *dialog, unsigned int height)
{
if (!dialog)
return;
if (height == 0)
height = 1;
dialog->cell_height = height;
renderer_settings_dialog_update_labels(dialog);
}
void renderer_settings_dialog_set_database_unit_scale(RendererSettingsDialog *dialog, double unit_in_meters)
{
if (!dialog)
return;
if (unit_in_meters < 0)
unit_in_meters *= -1;
dialog->unit_in_meters = unit_in_meters;
renderer_settings_dialog_update_labels(dialog);
}
/** @} */