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284 lines
8 KiB
C
284 lines
8 KiB
C
/* -------------- pictbox.c -------------- */
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#include "dflat.h"
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typedef struct {
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enum DfVectTypes vt;
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DFRECT rc;
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} VECT;
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unsigned char CharInWnd[] = "ijڿÙÀÅôÁÂ";
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unsigned char VectCvt[3][11][2][4] = {
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{ /* --- first character in collision vector --- */
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/* ( drawing Ä ) ( drawing ³ ) */
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{{"ÄÄÄ"}, {"ÚÃÀ"}},
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{{"Ú¿"}, {"³³³"}},
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{{"ÚÂÂ"}, {"ÚÃÃ"}},
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{{"¿¿¿"}, {"¿¿¿"}},
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{{"ÙÙÙ"}, {"ÙÙÙ"}},
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{{"ÀÁÁ"}, {"ÃÃÀ"}},
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{{"ÅÅÅ"}, {"ÅÅÅ"}},
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{{"ÃÅÅ"}, {"ÃÃÃ"}},
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{{"´´´"}, {"´´´"}},
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{{"ÁÁÁ"}, {"ÁÁÁ"}},
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{{"ÂÂÂ"}, {"ÂÅÅ"}} },
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{ /* --- middle character in collision vector --- */
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/* ( drawing Ä ) ( drawing ³ ) */
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{{"ÄÄÄ"}, {"ÂÅÁ"}},
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{{"ÃÅ´"}, {"³³³"}},
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{{"ÚÚÚ"}, {"ÚÚÚ"}},
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{{"¿¿¿"}, {"¿¿¿"}},
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{{"ÙÙÙ"}, {"ÙÙÙ"}},
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{{"ÀÀÀ"}, {"ÀÀÀ"}},
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{{"ÅÅÅ"}, {"ÅÅÅ"}},
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{{"ÃÃÃ"}, {"ÃÃÃ"}},
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{{"ÅÅ´"}, {"´´´"}},
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{{"ÁÁÁ"}, {"ÅÅÁ"}},
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{{"ÂÂÂ"}, {"ÂÂÂ"}} },
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{ /* --- last character in collision vector --- */
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/* ( drawing Ä ) ( drawing ³ ) */
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{{"ÄÄÄ"}, {"¿´Ù"}},
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{{"ÀÁÙ"}, {"³³³"}},
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{{"ÚÚÚ"}, {"ÚÚÚ"}},
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{{"¿"}, {"¿´´"}},
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{{"ÁÁÙ"}, {"´´Ù"}},
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{{"ÀÀÀ"}, {"ÀÀÀ"}},
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{{"ÅÅÅ"}, {"ÅÅÅ"}},
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{{"ÃÃÃ"}, {"ÃÃÃ"}},
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{{"ÅÅ´"}, {"´´´"}},
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{{"ÁÁÁ"}, {"ÅÅÁ"}},
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{{"ÂÂÂ"}, {"ÂÂÂ"}} }
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};
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/* -- compute whether character is first, middle, or last -- */
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static int FindVector(DFWINDOW wnd, DFRECT rc, int x, int y)
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{
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DFRECT rcc;
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VECT *vc = wnd->VectorList;
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int i, coll = -1;
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for (i = 0; i < wnd->VectorCount; i++) {
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if ((vc+i)->vt == DF_VECTOR) {
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rcc = (vc+i)->rc;
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/* --- skip the colliding vector --- */
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if (rcc.lf == rc.lf && rcc.rt == rc.rt &&
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rcc.tp == rc.tp && rc.bt == rcc.bt)
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continue;
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if (rcc.tp == rcc.bt) {
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/* ---- horizontal vector,
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see if character is in it --- */
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if (rc.lf+x >= rcc.lf && rc.lf+x <= rcc.rt &&
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rc.tp+y == rcc.tp) {
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/* --- it is --- */
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if (rc.lf+x == rcc.lf)
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coll = 0;
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else if (rc.lf+x == rcc.rt)
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coll = 2;
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else
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coll = 1;
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}
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}
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else {
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/* ---- vertical vector,
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see if character is in it --- */
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if (rc.tp+y >= rcc.tp && rc.tp+y <= rcc.bt &&
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rc.lf+x == rcc.lf) {
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/* --- it is --- */
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if (rc.tp+y == rcc.tp)
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coll = 0;
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else if (rc.tp+y == rcc.bt)
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coll = 2;
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else
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coll = 1;
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}
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}
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}
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}
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return coll;
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}
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static void PaintVector(DFWINDOW wnd, DFRECT rc)
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{
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int i, xi, yi, len;
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unsigned int ch, nc;
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unsigned int newch;
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static int cw, fml, vertvect, coll;
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if (rc.rt == rc.lf) {
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/* ------ vertical vector ------- */
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nc = '³';
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vertvect = 1;
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len = rc.bt-rc.tp+1;
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}
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else {
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/* ------ horizontal vector ------- */
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nc = 'Ä';
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vertvect = 0;
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len = rc.rt-rc.lf+1;
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}
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for (i = 0; i < len; i++) {
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newch = nc;
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xi = yi = 0;
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if (vertvect)
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yi = i;
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else
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xi = i;
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ch = DfVideoChar(DfGetClientLeft(wnd)+rc.lf+xi,
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DfGetClientTop(wnd)+rc.tp+yi);
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for (cw = 0; cw < sizeof(CharInWnd); cw++) {
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if (ch == CharInWnd[cw]) {
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/* ---- hit another vector character ---- */
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if ((coll=FindVector(wnd, rc, xi, yi)) != -1) {
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/* compute first/middle/last subscript */
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if (i == len-1)
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fml = 2;
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else if (i == 0)
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fml = 0;
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else
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fml = 1;
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newch = VectCvt[coll][cw][vertvect][fml];
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}
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}
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}
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DfPutWindowChar(wnd, newch, rc.lf+xi, rc.tp+yi);
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}
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}
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static void PaintBar(DFWINDOW wnd, DFRECT rc, enum DfVectTypes vt)
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{
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int i, vertbar, len;
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unsigned int tys[] = {219, 178, 177, 176};
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/* unsigned int tys[] = {'Û', '²', '±', '°'};
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*/
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unsigned int nc = tys[vt-1];
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if (rc.rt == rc.lf) {
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/* ------ vertical bar ------- */
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vertbar = 1;
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len = rc.bt-rc.tp+1;
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}
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else {
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/* ------ horizontal bar ------- */
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vertbar = 0;
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len = rc.rt-rc.lf+1;
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}
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for (i = 0; i < len; i++) {
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int xi = 0, yi = 0;
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if (vertbar)
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yi = i;
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else
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xi = i;
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DfPutWindowChar(wnd, nc, rc.lf+xi, rc.tp+yi);
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}
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}
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static void PaintMsg(DFWINDOW wnd)
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{
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int i;
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VECT *vc = wnd->VectorList;
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for (i = 0; i < wnd->VectorCount; i++) {
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if (vc->vt == DF_VECTOR)
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PaintVector(wnd, vc->rc);
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else
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PaintBar(wnd, vc->rc, vc->vt);
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vc++;
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}
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}
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static void DrawVectorMsg(DFWINDOW wnd,DF_PARAM p1,enum DfVectTypes vt)
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{
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if (p1) {
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VECT vc;
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wnd->VectorList = DfRealloc(wnd->VectorList,
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sizeof(VECT) * (wnd->VectorCount + 1));
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vc.vt = vt;
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vc.rc = *(DFRECT *)p1;
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*(((VECT *)(wnd->VectorList))+wnd->VectorCount)=vc;
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wnd->VectorCount++;
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}
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}
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static void DrawBoxMsg(DFWINDOW wnd, DF_PARAM p1)
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{
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if (p1) {
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DFRECT rc = *(DFRECT *)p1;
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rc.bt = rc.tp;
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DfSendMessage(wnd, DFM_DRAWVECTOR, (DF_PARAM) &rc, TRUE);
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rc = *(DFRECT *)p1;
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rc.lf = rc.rt;
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DfSendMessage(wnd, DFM_DRAWVECTOR, (DF_PARAM) &rc, FALSE);
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rc = *(DFRECT *)p1;
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rc.tp = rc.bt;
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DfSendMessage(wnd, DFM_DRAWVECTOR, (DF_PARAM) &rc, TRUE);
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rc = *(DFRECT *)p1;
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rc.rt = rc.lf;
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DfSendMessage(wnd, DFM_DRAWVECTOR, (DF_PARAM) &rc, FALSE);
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}
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}
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int DfPictureProc(DFWINDOW wnd, DFMESSAGE msg, DF_PARAM p1, DF_PARAM p2)
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{
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switch (msg) {
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case DFM_PAINT:
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DfBaseWndProc(DF_PICTUREBOX, wnd, msg, p1, p2);
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PaintMsg(wnd);
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return TRUE;
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case DFM_DRAWVECTOR:
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DrawVectorMsg(wnd, p1, DF_VECTOR);
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return TRUE;
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case DFM_DRAWBOX:
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DrawBoxMsg(wnd, p1);
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return TRUE;
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case DFM_DRAWBAR:
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DrawVectorMsg(wnd, p1, (enum DfVectTypes)p2);
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return TRUE;
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case DFM_CLOSE_WINDOW:
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if (wnd->VectorList != NULL)
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free(wnd->VectorList);
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break;
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default:
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break;
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}
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return DfBaseWndProc(DF_PICTUREBOX, wnd, msg, p1, p2);
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}
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static DFRECT PictureRect(int x, int y, int len, int hv)
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{
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DFRECT rc;
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rc.lf = rc.rt = x;
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rc.tp = rc.bt = y;
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if (hv)
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/* ---- horizontal vector ---- */
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rc.rt += len-1;
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else
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/* ---- vertical vector ---- */
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rc.bt += len-1;
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return rc;
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}
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void DfDrawVector(DFWINDOW wnd, int x, int y, int len, int hv)
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{
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DFRECT rc = PictureRect(x,y,len,hv);
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DfSendMessage(wnd, DFM_DRAWVECTOR, (DF_PARAM) &rc, 0);
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}
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void DfDrawBox(DFWINDOW wnd, int x, int y, int ht, int wd)
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{
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DFRECT rc;
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rc.lf = x;
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rc.tp = y;
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rc.rt = x+wd-1;
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rc.bt = y+ht-1;
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DfSendMessage(wnd, DFM_DRAWBOX, (DF_PARAM) &rc, 0);
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}
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void DfDrawBar(DFWINDOW wnd,enum DfVectTypes vt,
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int x,int y,int len,int hv)
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{
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DFRECT rc = PictureRect(x,y,len,hv);
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DfSendMessage(wnd, DFM_DRAWBAR, (DF_PARAM) &rc, (DF_PARAM) vt);
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}
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/* EOF */
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