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105 lines
4.0 KiB
105 lines
4.0 KiB
/* $Id: menubuttons.c,v 1.2 2004/05/20 16:55:30 stpohle Exp $
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* Menuhandling: buttons */
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#include "basic.h"
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#include "bomberclone.h"
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#include "menu.h"
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#include "menugui.h"
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/* create a button only in the menudatas.. darf all this only when menu_loop
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* is called */
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_menuitem *menu_create_button (_menu *menu, char *name, int x, int y, int w, int id) {
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_menuitem *m = menuitem_findfree (menu);
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if (m == NULL) return NULL;
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m->type = MENU_button;
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m->pos.w = (1 + (int)((w - menubuttonimages[0][0]->w - menubuttonimages[0][2]->w) / menubuttonimages[0][1]->w)) * menubuttonimages[0][1]->w + menubuttonimages[0][0]->w + menubuttonimages[0][2]->w;
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if (x != -1)
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m->pos.x = x;
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else
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m->pos.x = (menu->oldscreenpos.w - 2 * menuimages[0]->w - m->pos.w) / 2;
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m->pos.y = y;
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m->state = 0;
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m->id = id;
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strncpy (m->label, name, MENU_TITLELEN);
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return m;
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};
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/* draw the menuitem button or bool
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* menuitem->pos.[x|y|w] - Position and X-Size inside the menu
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* label - Text of the Button/Bool
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*/
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void menu_draw_button (_menuitem *mi) {
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int px, py, i;
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SDL_Rect dest;
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if (mi->type != MENU_button && mi->type != MENU_bool)
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return;
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dest.x = mi->pos.x;
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dest.y = mi->pos.y;
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dest.w = mi->pos.w;
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dest.h = menubuttonimages[0][0]->h;
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menu_draw_background ((_menu *)mi->menu, &dest);
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/* check the focus of the button */
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if (((_menu *)mi->menu)->focusvis && mi == ((_menu *)mi->menu)->focus)
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mi->state = 1;
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else if (mi->type == MENU_bool && (*((int*) mi->ptrdata)) > 0)
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mi->state = 2; // bool
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else
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mi->state = 0; // button or bool == FALSE
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// draw the left side of the button
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dest.x = MENUOFFSET_X(((_menu *)mi->menu)) + mi->pos.x;
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dest.y = MENUOFFSET_Y(((_menu *)mi->menu)) + mi->pos.y;
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dest.w = menubuttonimages[mi->state][0]->w;
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dest.h = menubuttonimages[mi->state][0]->h;
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gfx_blit (menubuttonimages[mi->state][0], NULL, gfx.screen, &dest, 10000);
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// draw the center of the button
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for (i = 0; i < ((mi->pos.w - (menubuttonimages[mi->state][0]->w + menubuttonimages[mi->state][2]->w)) / menubuttonimages[mi->state][1]->w); i++) {
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dest.x = MENUOFFSET_X(((_menu *)mi->menu)) + mi->pos.x + menubuttonimages[mi->state][0]->w + (i * menubuttonimages[mi->state][1]->w);
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dest.y = MENUOFFSET_Y(((_menu *)mi->menu)) + mi->pos.y;
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dest.w = menubuttonimages[mi->state][1]->w;
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dest.h = menubuttonimages[mi->state][1]->h;
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gfx_blit (menubuttonimages[mi->state][1], NULL, gfx.screen, &dest, 10000);
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}
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// draw the right side of the button
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dest.x = MENUOFFSET_X(((_menu *)mi->menu)) + mi->pos.x + mi->pos.w - menubuttonimages[mi->state][2]->w;
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dest.y = MENUOFFSET_Y(((_menu *)mi->menu)) + mi->pos.y;
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dest.w = menubuttonimages[mi->state][2]->w;
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dest.h = menubuttonimages[mi->state][2]->h;
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gfx_blit (menubuttonimages[mi->state][2], NULL, gfx.screen, &dest, 10000);
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// calculate the center of the button
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px = (mi->pos.w - (strlen (mi->label) * font[MENU_BUTTON_FONTSIZE].size.x)) / 2 + mi->pos.x;
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py = (menubuttonimages[mi->state][0]->h - font[MENU_BUTTON_FONTSIZE].size.y) / 2 + mi->pos.y;
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if (mi->type == MENU_bool && mi->state == 2) // disabled bool == FALSE
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font_gfxdraw (MENUOFFSET_X(((_menu *)mi->menu)) + px, MENUOFFSET_Y(((_menu *)mi->menu)) + py, mi->label, MENU_BUTTON_FONTSIZE, COLOR_black, 10000);
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else
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font_gfxdraw (MENUOFFSET_X(((_menu *)mi->menu)) + px, MENUOFFSET_Y(((_menu *)mi->menu)) + py, mi->label, MENU_BUTTON_FONTSIZE, COLOR_yellow, 10000);
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};
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/* handle the event on the button
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* Return: 1 - if the button was pressed (With Enter) */
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int menu_event_button (_menuitem *mi, SDL_Event *event) {
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switch (event->type) {
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case (SDL_KEYDOWN): /* key was pressed */
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if (event->key.keysym.sym == SDLK_LEFT || event->key.keysym.sym == SDLK_UP)
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menu_focus_prev ((_menu *)mi->menu);
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else if (event->key.keysym.sym == SDLK_RIGHT || event->key.keysym.sym == SDLK_DOWN)
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menu_focus_next ((_menu *)mi->menu);
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else if (event->key.keysym.sym == SDLK_RETURN || event->key.keysym.sym == SDLK_LCTRL || event->key.keysym.sym == SDLK_RCTRL)
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return 1;
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break;
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}
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return 0;
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};
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