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115 lines
4.1 KiB
115 lines
4.1 KiB
/* $Id: menubuttons.c,v 1.1 2003/12/24 02:42:05 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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void menu_create_button (char *name, int x, int y, int w, int id) {
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int i = menu_getlastitem(menu.items);
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if (i == -1) { /* first entry in the itemslist */
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menu.items = &menuitems[0];
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i = 0;
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}
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else if (i >= MENU_MAXENTRYS) { /* max items reached, ignore new item */
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d_fatal ("menu_create_button: MENU_MAXENTRYS reached. Item Ignored\n");
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return;
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}
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else { /* add new item to the list */
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menuitems[i].next = &menuitems[i+1];
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i++;
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}
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menuitems[i].type = MENU_button;
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menuitems[i].pos.w = (1 + (int)((w - menu.buttonimages[0][0]->w - menu.buttonimages[0][2]->w) / menu.buttonimages[0][1]->w)) * menu.buttonimages[0][1]->w + menu.buttonimages[0][0]->w + menu.buttonimages[0][2]->w;
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if (x != -1)
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menuitems[i].pos.x = x;
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else
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menuitems[i].pos.x = (menu.oldscreenpos.w - 2 * menu.images[0]->w - menuitems[i].pos.w) / 2;
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menuitems[i].pos.y = y;
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menuitems[i].state = 0;
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menuitems[i].id = id;
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strncpy (menuitems[i].label, name, MENU_TITLELEN);
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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 = menu.buttonimages[0][0]->h;
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menu_draw_background (&dest);
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/* check the focus of the button */
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if (menu.focusvis && 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 + mi->pos.x;
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dest.y = MENUOFFSET_Y + mi->pos.y;
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dest.w = menu.buttonimages[mi->state][0]->w;
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dest.h = menu.buttonimages[mi->state][0]->h;
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gfx_blit (menu.buttonimages[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 - (menu.buttonimages[mi->state][0]->w + menu.buttonimages[mi->state][2]->w)) / menu.buttonimages[mi->state][1]->w); i++) {
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dest.x = MENUOFFSET_X + mi->pos.x + menu.buttonimages[mi->state][0]->w + (i * menu.buttonimages[mi->state][1]->w);
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dest.y = MENUOFFSET_Y + mi->pos.y;
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dest.w = menu.buttonimages[mi->state][1]->w;
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dest.h = menu.buttonimages[mi->state][1]->h;
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gfx_blit (menu.buttonimages[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 + mi->pos.x + mi->pos.w - menu.buttonimages[mi->state][2]->w;
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dest.y = MENUOFFSET_Y + mi->pos.y;
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dest.w = menu.buttonimages[mi->state][2]->w;
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dest.h = menu.buttonimages[mi->state][2]->h;
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gfx_blit (menu.buttonimages[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 = (menu.buttonimages[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 + px, MENUOFFSET_Y + py, mi->label, MENU_BUTTON_FONTSIZE, COLOR_black, 10000);
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else
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font_gfxdraw (MENUOFFSET_X + px, MENUOFFSET_Y + 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 ();
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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 ();
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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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