rendered paste body/* * TTK Mouse Emulation Widget * Copyright (C) 2005 Jonathan Bettencourt (jonrelay) * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by * the Free Software Foundation; either version 2 of the License, or * (at your option) any later version. * * This program 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 this program; if not, write to the Free Software Foundation, * Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */#include <stdio.h>#include "ttk.h"#include "izilla.h"extern void draw_widget_under_mouse();typedef struct ttk_mousedata { int x; int y; int scrollaxis; ttk_surface cursor; int hidecursor; void (*draw)(TWidget * wid, ttk_surface srf); void (*mouseDown)(TWidget * wid, int x, int y); void (*mouseStillDown)(TWidget * wid, int x, int y); void (*mouseUp)(TWidget * wid, int x, int y); void (*mouseMove)(TWidget * wid, int x, int y); int mouseDownHappened;} ttk_mousedata;ttk_mousedata * ttk_new_mousedata_with( void (*d)(TWidget * wid, ttk_surface srf), void (*md)(TWidget * wid, int x, int y), void (*msd)(TWidget * wid, int x, int y), void (*mu)(TWidget * wid, int x, int y), void (*mm)(TWidget * wid, int x, int y)){ ttk_mousedata * m = (ttk_mousedata *)calloc(1, sizeof(ttk_mousedata)); m->draw = d; m->mouseDown = md; m->mouseStillDown = msd; m->mouseUp = mu; m->mouseMove = mm; return m;}ttk_mousedata * ttk_new_mousedata(){ ttk_mousedata * m = (ttk_mousedata *)calloc(1, sizeof(ttk_mousedata)); return m;}void ttk_free_mousedata(ttk_mousedata * m){ if (m) free(m);}void ttk_mouse_draw(TWidget * wid, ttk_surface srf){ ttk_mousedata * m = (ttk_mousedata *)wid->data; int cx = wid->x + m->x - 16; int cy = wid->y + m->y - 16; draw_widget_under_mouse(); if (m->draw) { (m->draw)(wid, srf); } if (m->cursor && !m->hidecursor) { ttk_blit_image(m->cursor, srf, cx, cy); }}int ttk_mouse_scroll(TWidget * wid, int dir){ ttk_mousedata * m = (ttk_mousedata *)wid->data; TTK_SCROLLMOD (dir,4); TTK_SCROLL_ACCEL (dir,10,50); /* TODO: Tune these constants */ if (!m->scrollaxis) { m->x += dir; if (m->x < 0) m->x = 0; if (m->x >= wid->w) m->x = wid->w-1; } else { m->y += dir; if (m->y < 0) m->y = 0; if (m->y >= wid->h) m->y = wid->h-1; } if (m->mouseMove) { (m->mouseMove)(wid, m->x, m->y); } wid->dirty = 1; return 0;}int ttk_mouse_up(TWidget * wid, int btn, int t){ ttk_mousedata * m = (ttk_mousedata *)wid->data; if (ttk_get_podversion() & TTK_POD_3G) { if (btn != TTK_BUTTON_PLAY && btn != TTK_BUTTON_MENU) return TTK_EV_UNUSED; } else { if (btn != TTK_BUTTON_ACTION) return TTK_EV_UNUSED; } m->mouseDownHappened = 0; if (m->mouseUp) { (m->mouseUp)(wid, m->x, m->y); } return TTK_EV_CLICK;}int ttk_mouse_down(TWidget * wid, int btn){ ttk_mousedata * m = (ttk_mousedata *)wid->data; if (ttk_get_podversion() & TTK_POD_3G) { switch (btn) { case TTK_BUTTON_ACTION: m->scrollaxis = !m->scrollaxis; break; case TTK_BUTTON_PREVIOUS: m->scrollaxis = 0; break; case TTK_BUTTON_NEXT: m->scrollaxis = 1; break; case TTK_BUTTON_PLAY: case TTK_BUTTON_MENU: if (m->mouseDownHappened) { if (m->mouseStillDown) { (m->mouseStillDown)(wid, m->x, m->y); } } else { m->mouseDownHappened = 1; if (m->mouseDown) { (m->mouseDown)(wid, m->x, m->y); } } break; default: return TTK_EV_UNUSED; break; } return TTK_EV_CLICK; } else { switch (btn) { case TTK_BUTTON_PREVIOUS: m->x--; if (m->x < 0) m->x = 0; m->scrollaxis = 0; break; case TTK_BUTTON_NEXT: m->x++; if (m->x >= wid->w) m->x = wid->w-1; m->scrollaxis = 0; break; case TTK_BUTTON_MENU: m->y--; if (m->y < 0) m->y = 0; m->scrollaxis = 1; break; case TTK_BUTTON_PLAY: m->y++; if (m->y >= wid->h) m->y = wid->h-1; m->scrollaxis = 1; break; case TTK_BUTTON_ACTION: if (m->mouseDownHappened) { if (m->mouseStillDown) { (m->mouseStillDown)(wid, m->x, m->y); } } else { m->mouseDownHappened = 1; if (m->mouseDown) { (m->mouseDown)(wid, m->x, m->y); } } return TTK_EV_CLICK; break; default: return TTK_EV_UNUSED; break; } if (m->mouseMove) { (m->mouseMove)(wid, m->x, m->y); } wid->dirty = 1; return TTK_EV_CLICK; }}void ttk_mouse_destroy(TWidget * wid){ ttk_mousedata * m = (ttk_mousedata *)wid->data; ttk_free_mousedata(m);}TWidget * ttk_new_mouse_widget_with(int x, int y, int w, int h, ttk_surface cursor, void (*d)(TWidget * wid, ttk_surface srf), void (*md)(TWidget * wid, int x, int y), void (*msd)(TWidget * wid, int x, int y), void (*mu)(TWidget * wid, int x, int y), void (*mm)(TWidget * wid, int x, int y)){ ttk_mousedata * m = ttk_new_mousedata_with(d, md, msd, mu, mm); TWidget * wid = ttk_new_widget(x, y); wid->w = w; wid->h = h; m->cursor = cursor; wid->name = "mouse"; wid->data = (void *)m; wid->draw = ttk_mouse_draw; wid->down = ttk_mouse_down; wid->button = ttk_mouse_up; wid->scroll = ttk_mouse_scroll; wid->destroy = ttk_mouse_destroy; wid->keyrepeat = 1; wid->focusable = 1; return wid;}TWidget * ttk_new_mouse_widget(int x, int y, int w, int h, ttk_surface cursor){ ttk_mousedata * m = ttk_new_mousedata(); TWidget * wid = ttk_new_widget(x, y); wid->w = ttk_screen->w; wid->h = ttk_screen->h; m->cursor = cursor; wid->name = "mouse"; wid->data = (void *)m; wid->draw = ttk_mouse_draw; wid->down = ttk_mouse_down; wid->button = ttk_mouse_up; wid->scroll = ttk_mouse_scroll; wid->destroy = ttk_mouse_destroy; wid->keyrepeat = 1; wid->focusable = 1; return wid;}void draw_widget_under_mouse(){ TWidget * wid; wid = get_widget_under_mouse(); if(wid!=NULL) wid->dirty++;}