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217 lines
6.4 KiB
217 lines
6.4 KiB
/* $Id: gui.c,v 1.7 2013/02/22 20:46:26 steffen Exp $ */
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/***************************************************************************
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* gui.c
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*
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* 2011-03-10
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* Copyright (C) 2011 Steffen Pohle
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* steffen@gulpe.de
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****************************************************************************/
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/*
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* This program is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License as published by the
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* 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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* main.c is distributed in the hope that it will be useful, but
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* WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
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* See the GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License along
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* with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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#include "osmroute.h"
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#include "draw.h"
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#include "gui.h"
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#include "system.h"
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GUIWindow *currentwin = NULL;
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/*
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* show window
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*/
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void gui_show (GUIWindow *win) {
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win->parent = currentwin;
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currentwin = win;
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draw ();
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};
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/*
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* closes current windows
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*/
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void gui_close () {
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d_printf ("GUI close: %p", currentwin);
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GUIWindow *win;
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win = currentwin->parent;
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if (currentwin->callback_close != NULL) currentwin->callback_close ();
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currentwin = win;
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draw ();
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};
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/*
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* draw current gui
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*/
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void gui_draw () {
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int i;
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static time_t lastupdate;
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time_t now = time (NULL);
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struct line_style ls;
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if (currentwin == NULL) gui_buttons_show ();
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if (currentwin->screen == NULL) {
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currentwin->screen = gfx_img_alloc (currentwin->w, currentwin->h);
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currentwin->screen_changed = 1;
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}
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// d_printf ("GUI draw: %p %s screen:%p(changed:%d) pos: %d,%d size:%d,%d", currentwin, currentwin->title, currentwin->screen, currentwin->screen_changed, currentwin->x, currentwin->y, currentwin->w, currentwin->h);
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if (currentwin && (currentwin->screen_changed || now-1 > lastupdate || now < lastupdate)) {
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lastupdate = now;
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if ((currentwin->style & WGUI_S_NOTITLE) == WGUI_S_NOTITLE) {
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gfx_clear (currentwin->screen, &color[COLOR_white][0]);
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}
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else {
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ls.width = 1.0;
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ls.c = ls.borderc = color[COLOR_red][3];
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draw_polygonstart ();
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draw_polygonadd (0, 0);
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draw_polygonadd (0, currentwin->h);
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draw_polygonadd (currentwin->w, currentwin->h);
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draw_polygonadd (currentwin->w, 0);
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draw_polygonfinish (currentwin->screen, ls, color[COLOR_white][0], 1);
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gfx_draw_text (currentwin->screen, 4, 0, currentwin->title, &color[COLOR_white][3]);
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}
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/* draw items.. */
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for (i = 0; i < GUI_MAX_ITEM; i++)
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switch (currentwin->items[i].type) {
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case (GUI_BUTTON): {
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GUIButton *button = (GUIButton *) currentwin->items[i].item;
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if (button->callback_draw != NULL) button->callback_draw (button);
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else gui_button_draw (button);
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}
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break;
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case (GUI_LABEL):
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gui_label_draw ((GUILabel*)currentwin->items[i].item);
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break;
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case (GUI_ENTRY):
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gui_entry_draw ((GUIEntry*)currentwin->items[i].item);
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break;
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case (GUI_LIST):
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gui_list_draw ((GUIList*)currentwin->items[i].item);
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break;
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// case (GUI_ENTRY):
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// gui_entry_draw ((GUIEntry*)currentwin->items[i].item);
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// break;
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default:
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break;
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}
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currentwin->screen_changed = 0;
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}
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if (currentwin) {
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if ((currentwin->style & WGUI_S_VCENTER) == WGUI_S_VCENTER) currentwin->x = gfx_screensize.x/2 - currentwin->w/2;
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if ((currentwin->style & WGUI_S_VCENTER) == WGUI_S_VLEFT) currentwin->x = 0;
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if ((currentwin->style & WGUI_S_VCENTER) == WGUI_S_VRIGHT) currentwin->x = gfx_screensize.x - currentwin->w;
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if ((currentwin->style & WGUI_S_HCENTER) == WGUI_S_HCENTER) currentwin->y = gfx_screensize.y/2 - currentwin->h/2;
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if ((currentwin->style & WGUI_S_HCENTER) == WGUI_S_HTOP) currentwin->y = 0;
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if ((currentwin->style & WGUI_S_HCENTER) == WGUI_S_HBOTTOM) currentwin->y = gfx_screensize.y - currentwin->h;
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gfx_draw_img (NULL, currentwin->x, currentwin->y, currentwin->w, currentwin->h, currentwin->screen, 0, 0);
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}
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};
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/*
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* eventhandling
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* return 0 for nothing done.. or 1 for eventhandling done
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*/
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int gui_event (GUIEvent event) {
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int i;
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static int event_called = 0;
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if (currentwin == NULL) return 0;
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event.mousepos.x -= currentwin->x;
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event.mousepos.y -= currentwin->y;
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if (currentwin->focus == NULL && (event.mousepos.x < 0 || event.mousepos.x > currentwin->w
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|| event.mousepos.y < 0 || event.mousepos.y > currentwin->h)) {
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event_called = 0;
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return 0;
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}
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// d_printf ("event called %d event:%d mousepos:(%d,%d)", __LINE__, event.event, event.mousepos.x, event.mousepos.y);
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if (event_called) return 1;
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event_called = 1;
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for (i = 0; i < GUI_MAX_ITEM; i++)
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switch (currentwin->items[i].type) {
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case (GUI_BUTTON): {
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GUIButton *button = (GUIButton *) currentwin->items[i].item;
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if (button->x <= event.mousepos.x &&
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button->x+button->w >= event.mousepos.x &&
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button->y <= event.mousepos.y &&
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button->y+button->h >= event.mousepos.y) {
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if (button->callback_clicked != NULL && event.event == EGUI_MOUSEPRESSED) {
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d_printf ("GUI BUTTON PRESSED: %s", button->caption);
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button->callback_clicked (event.mousepos.x-button->x, event.mousepos.y-button->y);
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currentwin->screen_changed = 1;
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event_called = 0;
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return 1;
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}
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}
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}
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break;
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case (GUI_LABEL):
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break;
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case (GUI_ENTRY): {
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GUIEntry *entry = (GUIEntry*) currentwin->items[i].item;
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if (entry->x <= event.mousepos.x &&
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entry->x+entry->w >= event.mousepos.x &&
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entry->y <= event.mousepos.y &&
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entry->y+entry->h >= event.mousepos.y) {
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gui_entry_event (entry, &event);
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event_called = 0;
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return 1;
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}
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}
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break;
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case (GUI_LIST): {
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GUIList *list = (GUIList *) currentwin->items[i].item;
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if (list->x <= event.mousepos.x &&
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list->x+list->w >= event.mousepos.x &&
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list->y <= event.mousepos.y &&
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list->y+list->h >= event.mousepos.y) {
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gui_list_event (list, &event);
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event_called = 0;
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return 1;
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}
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}
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}
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if (currentwin->focus != NULL)
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switch (currentwin->focus->type) {
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case (GUI_BUTTON):
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gui_entry_event ((GUIEntry*)currentwin->focus->item, &event);
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break;
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case (GUI_LIST):
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gui_list_event ((GUIList*)currentwin->focus->item, &event);
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break;
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default:
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break;
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}
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event_called = 0;
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return 1;
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};
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