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Diffstat (limited to 'src/strife/hu_lib.c')
| -rw-r--r-- | src/strife/hu_lib.c | 484 |
1 files changed, 484 insertions, 0 deletions
diff --git a/src/strife/hu_lib.c b/src/strife/hu_lib.c new file mode 100644 index 00000000..6d29115b --- /dev/null +++ b/src/strife/hu_lib.c @@ -0,0 +1,484 @@ +// Emacs style mode select -*- C++ -*- +//----------------------------------------------------------------------------- +// +// Copyright(C) 1993-1996 Id Software, Inc. +// Copyright(C) 2005 Simon Howard +// +// 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. +// +// DESCRIPTION: heads-up text and input code +// +//----------------------------------------------------------------------------- + + +#include <ctype.h> + +#include "doomdef.h" +#include "doomkeys.h" + +#include "v_video.h" +#include "i_swap.h" + +#include "hu_lib.h" +#include "r_local.h" +#include "r_draw.h" +#include "hu_stuff.h" // [STRIFE] + +// boolean : whether the screen is always erased +#define noterased viewwindowx + +extern boolean automapactive; // in AM_map.c + +extern boolean D_PatchClipCallback(patch_t *patch, int x, int y); // [STRIFE] + +// +// HUlib_drawYellowText +// +// haleyjd 20100918: [STRIFE] New function. +// +void HUlib_drawYellowText(int x, int y, char *text) +{ + int start_x = x; + char *rover = text; + char c; + + while((c = *rover++)) + { + if(c == '\n') + { + x = start_x; + y += 12; + continue; + } + + // haleyjd 20110213: found MORE code ignored/misinterpreted by Hex-Rays: + // Underscores are replaced by spaces. + if(c == '_') + c = ' '; + else if (c == ' ' && x == start_x) // skip spaces at the start of a line + continue; + + c = toupper(c) - HU_FONTSTART; + + if(c >= 0 && c < HU_FONTSIZE) + { + patch_t *patch = yfont[(int) c]; + int width = SHORT(patch->width); + + if(x + width <= (SCREENWIDTH - 20)) + { + // haleyjd: STRIFE-TODO: bit different than the exe... for now + if(!D_PatchClipCallback(patch, x + SHORT(patch->leftoffset), + y + SHORT(patch->topoffset))) + return; + V_DrawPatchDirect(x, y, patch); + x = x + width; + } + else + { + x = start_x; + --rover; + y += 12; + } + } + else + { + x += 4; + } + } +} + +// +// HUlib_init +// +// [STRIFE] Verified unmodified. +// +void HUlib_init(void) +{ +} + +// +// HUlib_clearTextLine +// +// [STRIFE] Verified unmodified. +// +void HUlib_clearTextLine(hu_textline_t* t) +{ + t->len = 0; + t->l[0] = 0; + t->needsupdate = true; +} + +// +// HUlib_initTextLine +// +// [STRIFE] Verified unmodified +// +void +HUlib_initTextLine +( hu_textline_t* t, + int x, + int y, + patch_t** f, + int sc ) +{ + t->x = x; + t->y = y; + t->f = f; + t->sc = sc; + HUlib_clearTextLine(t); +} + +// +// HUlib_addCharToTextLine +// +// [STRIFE] Verified unmodified. +// +boolean +HUlib_addCharToTextLine +( hu_textline_t* t, + char ch ) +{ + if (t->len == HU_MAXLINELENGTH) + return false; + else + { + t->l[t->len++] = ch; + t->l[t->len] = 0; + t->needsupdate = 4; + return true; + } +} + +// +// HUlib_delCharFromTextLine +// +// [STRIFE] Verified unmodified. +// +boolean HUlib_delCharFromTextLine(hu_textline_t* t) +{ + if (!t->len) return false; + else + { + t->l[--t->len] = 0; + t->needsupdate = 4; + return true; + } +} + +// +// HUlib_drawTextLine +// +// haleyjd 09/18/10: [STRIFE] Modified to not draw underscores in text. +// +void +HUlib_drawTextLine +( hu_textline_t* l, + boolean drawcursor ) +{ + int i; + int w; + int x; + unsigned char c; + + // draw the new stuff + x = l->x; + + for(i = 0; i < l->len; i++) + { + c = toupper(l->l[i]); + if (c != ' ' && c >= l->sc && c < '_') // [STRIFE]: Underscores excluded + { + w = SHORT(l->f[c - l->sc]->width); + if (x+w > SCREENWIDTH) + break; + V_DrawPatchDirect(x, l->y, l->f[c - l->sc]); + x += w; + } + else + { + x += 4; + if (x >= SCREENWIDTH) + break; + } + } + + // draw the cursor if requested + if (drawcursor + && x + SHORT(l->f['_' - l->sc]->width) <= SCREENWIDTH) + { + V_DrawPatchDirect(x, l->y, l->f['_' - l->sc]); + } +} + +// +// HUlib_eraseTextLine +// +// sorta called by HU_Erase and just better darn get things straight +// +// [STRIFE] Verified unmodified. +// +void HUlib_eraseTextLine(hu_textline_t* l) +{ + int lh; + int y; + int yoffset; + static boolean lastautomapactive = true; + + // Only erases when NOT in automap and the screen is reduced, + // and the text must either need updating or refreshing + // (because of a recent change back from the automap) + + if (!automapactive && + viewwindowx && l->needsupdate) + { + lh = SHORT(l->f[0]->height) + 1; + for (y=l->y,yoffset=y*SCREENWIDTH ; y<l->y+lh ; y++,yoffset+=SCREENWIDTH) + { + if (y < viewwindowy || y >= viewwindowy + viewheight) + R_VideoErase(yoffset, SCREENWIDTH); // erase entire line + else + { + R_VideoErase(yoffset, viewwindowx); // erase left border + R_VideoErase(yoffset + viewwindowx + viewwidth, viewwindowx); + // erase right border + } + } + } + + lastautomapactive = automapactive; + if (l->needsupdate) l->needsupdate--; +} + +// +// HUlib_initSText +// +// [STRIFE] Verified unmodified. +// +void +HUlib_initSText +( hu_stext_t* s, + int x, + int y, + int h, + patch_t** font, + int startchar, + boolean* on ) +{ + int i; + + s->h = h; + s->on = on; + s->laston = true; + s->cl = 0; + for (i=0;i<h;i++) + { + HUlib_initTextLine(&s->l[i], + x, y - i*(SHORT(font[0]->height)+1), + font, startchar); + } +} + +// +// HUlib_addLineToSText +// +// [STRIFE] Verified unmodified. +// +void HUlib_addLineToSText(hu_stext_t* s) +{ + int i; + + // add a clear line + if (++s->cl == s->h) + s->cl = 0; + HUlib_clearTextLine(&s->l[s->cl]); + + // everything needs updating + for (i=0 ; i<s->h ; i++) + s->l[i].needsupdate = 4; +} + +// +// HUlib_addMessageToSText +// +// [STRIFE] Verified unmodified. +// +void +HUlib_addMessageToSText +( hu_stext_t* s, + char* prefix, + char* msg ) +{ + HUlib_addLineToSText(s); + if (prefix) + while (*prefix) + HUlib_addCharToTextLine(&s->l[s->cl], *(prefix++)); + + while (*msg) + HUlib_addCharToTextLine(&s->l[s->cl], *(msg++)); +} + +// +// HUlib_drawSText +// +// [STRIFE] Verified unmodified. +// +void HUlib_drawSText(hu_stext_t* s) +{ + int i, idx; + hu_textline_t *l; + + if (!*s->on) + return; // if not on, don't draw + + // draw everything + for (i=0 ; i<s->h ; i++) + { + idx = s->cl - i; + if (idx < 0) + idx += s->h; // handle queue of lines + + l = &s->l[idx]; + + // need a decision made here on whether to skip the draw + HUlib_drawTextLine(l, false); // no cursor, please + } +} + +// +// HUlib_eraseSText +// +// [STRIFE] Verified unmodified. +// +void HUlib_eraseSText(hu_stext_t* s) +{ + int i; + + for (i=0 ; i<s->h ; i++) + { + if (s->laston && !*s->on) + s->l[i].needsupdate = 4; + HUlib_eraseTextLine(&s->l[i]); + } + s->laston = *s->on; +} + +// +// HUlib_initIText +// +// [STRIFE] Verified unmodified. +// +void +HUlib_initIText +( hu_itext_t* it, + int x, + int y, + patch_t** font, + int startchar, + boolean* on ) +{ + it->lm = 0; // default left margin is start of text + it->on = on; + it->laston = true; + HUlib_initTextLine(&it->l, x, y, font, startchar); +} + + +// The following deletion routines adhere to the left margin restriction +// [STRIFE] Verified unmodified. +void HUlib_delCharFromIText(hu_itext_t* it) +{ + if (it->l.len != it->lm) + HUlib_delCharFromTextLine(&it->l); +} + +// [STRIFE] Verified unmodified. +void HUlib_eraseLineFromIText(hu_itext_t* it) +{ + while (it->lm != it->l.len) + HUlib_delCharFromTextLine(&it->l); +} + +// Resets left margin as well +// [STRIFE] Verified unmodified. +void HUlib_resetIText(hu_itext_t* it) +{ + it->lm = 0; + HUlib_clearTextLine(&it->l); +} + +// +// HUlib_addPrefixToIText +// +// [STRIFE] Verified unmodified. +// +void +HUlib_addPrefixToIText +( hu_itext_t* it, + char* str ) +{ + while (*str) + HUlib_addCharToTextLine(&it->l, *(str++)); + it->lm = it->l.len; +} + +// wrapper function for handling general keyed input. +// returns true if it ate the key +// [STRIFE] Verified unmodified. +boolean +HUlib_keyInIText +( hu_itext_t* it, + unsigned char ch ) +{ + ch = toupper(ch); + + if (ch >= ' ' && ch <= '_') + HUlib_addCharToTextLine(&it->l, (char) ch); + else if (ch == KEY_BACKSPACE) + HUlib_delCharFromIText(it); + else if (ch != KEY_ENTER) + return false; // did not eat key + + return true; // ate the key +} + +// +// HUlib_drawIText +// +// [STRIFE] Verified unmodified. +// +void HUlib_drawIText(hu_itext_t* it) +{ + hu_textline_t *l = &it->l; + + if (!*it->on) + return; + HUlib_drawTextLine(l, true); // draw the line w/ cursor +} + +// +// HUlib_eraseIText +// +// [STRIFE] Verified unmodified. +// +void HUlib_eraseIText(hu_itext_t* it) +{ + if (it->laston && !*it->on) + it->l.needsupdate = 4; + HUlib_eraseTextLine(&it->l); + it->laston = *it->on; +} + |