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244 lines
7.2 KiB
244 lines
7.2 KiB
/* $Id: gui.c,v 1.19 2013/03/09 00:02:30 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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#define GUI_ITEM_IS_INSIDE(__item__,__pos__) gui_is_inside(__item__->x, __item__->y, __item__->w, __item__->h, __pos__)
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int gui_is_inside (int x, int y, int w, int h, iPoint pos) {
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if (x <= pos.x && x+w >= pos.x && y <= pos.y && y+h >= pos.y) return 1;
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else return 0;
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};
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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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if (currentwin->title[0] != 0) gfx_draw_line (currentwin->screen, 0, 18, currentwin->w, 18, ls);
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}
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/* draw items.. */
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for (i = 0; i < GUI_MAX_ITEM; i++) if (currentwin->items[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]->data;
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if (button->func_draw != NULL) button->func_draw (currentwin->items[i]);
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else gui_button_draw (currentwin->items[i]);
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}
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break;
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case (GUI_LABEL):
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gui_label_draw (currentwin->items[i]);
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break;
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case (GUI_ENTRY):
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gui_entry_draw (currentwin->items[i]);
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break;
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case (GUI_LIST):
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gui_list_draw (currentwin->items[i]);
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break;
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// case (GUI_UNKNOWN):
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// gui_UNKNOWN_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)
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currentwin->x = gfx_screensize.x/2 - currentwin->w/2;
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if ((currentwin->style & WGUI_S_VCENTER) == WGUI_S_VLEFT)
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currentwin->x = 0;
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if ((currentwin->style & WGUI_S_VCENTER) == WGUI_S_VRIGHT)
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currentwin->x = gfx_screensize.x - currentwin->w;
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if ((currentwin->style & WGUI_S_HCENTER) == WGUI_S_HCENTER)
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currentwin->y = gfx_screensize.y/2 - currentwin->h/2;
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if ((currentwin->style & WGUI_S_HCENTER) == WGUI_S_HTOP)
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currentwin->y = 0;
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if ((currentwin->style & WGUI_S_HCENTER) == WGUI_S_HBOTTOM)
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currentwin->y = gfx_screensize.y - currentwin->h;
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/* draw the windows or just the part of the entry which is focused
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* and draw the softkeyb
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*/
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if (currentwin->focus && softkeyb && softkeyb->enabled) {
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int ys, yh;
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/* drawing and display softkeyb */
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gui_softkeyb_draw ();
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gfx_draw_img (NULL,
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(gfx_screensize.x-softkeyb->screen->width)/2,
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gfx_screensize.y-softkeyb->screen->height,
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softkeyb->screen->width, softkeyb->screen->height, softkeyb->screen, 0, 0);
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/* drawing part of the screen where the entry element is set up.. */
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ys = currentwin->focus->y- 16;
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yh = gfx_screensize.y-softkeyb->screen->height;
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currentwin->y = -ys;
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if ((currentwin->h - (currentwin->focus->y-16)) < yh) yh = currentwin->h - (currentwin->focus->y - 16);
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gfx_draw_img (NULL, currentwin->x, 0, currentwin->w, yh, currentwin->screen, 0, ys);
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}
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else 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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iPoint winpos = { 0 };
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static int event_called = 0;
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GUIItem *item = NULL;
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if (event_called) return 1;
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event_called = 1;
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if (currentwin) {
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winpos.x = event.mousepos.x - currentwin->x;
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winpos.y = event.mousepos.y - currentwin->y;
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item = currentwin->focus;
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for (i = 0; i < GUI_MAX_ITEM; i++) if (currentwin->items[i] != NULL)
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if (GUI_ITEM_IS_INSIDE (currentwin->items[i], winpos))
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item = currentwin->items[i];
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d_printf ("item:%p , type:%d , focus:%p , event:%d", item, item ? item->type : -1, currentwin->focus, event.event);
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if (item) switch (item->type) {
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case (GUI_BUTTON):
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gui_event_addmousepos (&event, winpos, -1);
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gui_button_event (item, &event);
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event_called = 0;
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return 1;
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break;
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case (GUI_ENTRY):
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gui_event_addmousepos (&event, winpos, -1);
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gui_entry_event (item, &event);
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event_called = 0;
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return 1;
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break;
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case (GUI_LIST):
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gui_list_event (item, &event);
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event_called = 0;
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return 1;
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break;
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default:
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break;
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}
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}
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/* no gui active nor any window is responsible.. */
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// d_printf ("no event..");
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switch (event.event) {
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case (EGUI_MOUSERELEASED):
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draw_mousebtnup (event.mousepos.x, event.mousepos.y, event.mousebtn);
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break;
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case (EGUI_MOUSEPRESSED):
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draw_mousebtndown (event.mousepos.x, event.mousepos.y, event.mousebtn);
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break;
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case (EGUI_MOUSEMOVE):
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draw_mousemove (event.mousepos.x, event.mousepos.y, 0);
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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 0;
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};
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void gui_event_addmousepos (GUIEvent *event, iPoint pos, int neg) {
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event->mousepos.x += neg ? pos.x : -pos.x;
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event->mousepos.y += neg ? pos.y : -pos.y;
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return;
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};
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void gui_set_focus (GUIItem *item) {
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if (item == NULL || item->type != GUI_ENTRY) gui_softkeyb_show (FALSE);
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currentwin->focus = item;
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currentwin->screen_changed = 1;
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};
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