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reactos/rosapps/lib/dflat32/pictbox.c

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Still working on making dflat32 a dll. Alot of this will be cleaned up in the next few weeks. I'm going through the DFLAT api doc and fixing the export names and then going to try to build a simple hello dflat application. svn path=/trunk/; revision=2844
2002-04-14 10:15:06 +00:00
/* -------------- pictbox.c -------------- */
#include "dflat32/dflat.h"
typedef struct {
enum VectTypes vt;
DFRECT rc;
} VECT;
unsigned char CharInWnd[] = "ijڿ<EFBFBD><EFBFBD><EFBFBD>ô<EFBFBD><EFBFBD>";
unsigned char VectCvt[3][11][2][4] = {
{ /* --- first character in collision vector --- */
/* ( drawing <20> ) ( drawing <20> ) */
{{"<EFBFBD><EFBFBD><EFBFBD>"}, {"<EFBFBD><EFBFBD><EFBFBD>"}},
{{"<EFBFBD>¿"}, {"<EFBFBD><EFBFBD><EFBFBD>"}},
{{"<EFBFBD><EFBFBD><EFBFBD>"}, {"<EFBFBD><EFBFBD><EFBFBD>"}},
{{"<EFBFBD><EFBFBD><EFBFBD>"}, {"<EFBFBD><EFBFBD><EFBFBD>"}},
{{"<EFBFBD><EFBFBD><EFBFBD>"}, {"<EFBFBD><EFBFBD><EFBFBD>"}},
{{"<EFBFBD><EFBFBD><EFBFBD>"}, {"<EFBFBD><EFBFBD><EFBFBD>"}},
{{"<EFBFBD><EFBFBD><EFBFBD>"}, {"<EFBFBD><EFBFBD><EFBFBD>"}},
{{"<EFBFBD><EFBFBD><EFBFBD>"}, {"<EFBFBD><EFBFBD><EFBFBD>"}},
{{"<EFBFBD><EFBFBD><EFBFBD>"}, {"<EFBFBD><EFBFBD><EFBFBD>"}},
{{"<EFBFBD><EFBFBD><EFBFBD>"}, {"<EFBFBD><EFBFBD><EFBFBD>"}},
{{"<EFBFBD><EFBFBD><EFBFBD>"}, {"<EFBFBD><EFBFBD><EFBFBD>"}} },
{ /* --- middle character in collision vector --- */
/* ( drawing <20> ) ( drawing <20> ) */
{{"<EFBFBD><EFBFBD><EFBFBD>"}, {"<EFBFBD><EFBFBD><EFBFBD>"}},
{{"<EFBFBD>Ŵ"}, {"<EFBFBD><EFBFBD><EFBFBD>"}},
{{"<EFBFBD><EFBFBD><EFBFBD>"}, {"<EFBFBD><EFBFBD><EFBFBD>"}},
{{"<EFBFBD><EFBFBD><EFBFBD>"}, {"<EFBFBD><EFBFBD><EFBFBD>"}},
{{"<EFBFBD><EFBFBD><EFBFBD>"}, {"<EFBFBD><EFBFBD><EFBFBD>"}},
{{"<EFBFBD><EFBFBD><EFBFBD>"}, {"<EFBFBD><EFBFBD><EFBFBD>"}},
{{"<EFBFBD><EFBFBD><EFBFBD>"}, {"<EFBFBD><EFBFBD><EFBFBD>"}},
{{"<EFBFBD><EFBFBD><EFBFBD>"}, {"<EFBFBD><EFBFBD><EFBFBD>"}},
{{"<EFBFBD>Ŵ"}, {"<EFBFBD><EFBFBD><EFBFBD>"}},
{{"<EFBFBD><EFBFBD><EFBFBD>"}, {"<EFBFBD><EFBFBD><EFBFBD>"}},
{{"<EFBFBD><EFBFBD><EFBFBD>"}, {"<EFBFBD><EFBFBD><EFBFBD>"}} },
{ /* --- last character in collision vector --- */
/* ( drawing <20> ) ( drawing <20> ) */
{{"<EFBFBD><EFBFBD><EFBFBD>"}, {"<EFBFBD><EFBFBD><EFBFBD>"}},
{{"<EFBFBD><EFBFBD><EFBFBD>"}, {"<EFBFBD><EFBFBD><EFBFBD>"}},
{{"<EFBFBD><EFBFBD><EFBFBD>"}, {"<EFBFBD><EFBFBD><EFBFBD>"}},
{{"<EFBFBD>¿"}, {"<EFBFBD><EFBFBD><EFBFBD>"}},
{{"<EFBFBD><EFBFBD><EFBFBD>"}, {"<EFBFBD><EFBFBD><EFBFBD>"}},
{{"<EFBFBD><EFBFBD><EFBFBD>"}, {"<EFBFBD><EFBFBD><EFBFBD>"}},
{{"<EFBFBD><EFBFBD><EFBFBD>"}, {"<EFBFBD><EFBFBD><EFBFBD>"}},
{{"<EFBFBD><EFBFBD><EFBFBD>"}, {"<EFBFBD><EFBFBD><EFBFBD>"}},
{{"<EFBFBD>Ŵ"}, {"<EFBFBD><EFBFBD><EFBFBD>"}},
{{"<EFBFBD><EFBFBD><EFBFBD>"}, {"<EFBFBD><EFBFBD><EFBFBD>"}},
{{"<EFBFBD><EFBFBD><EFBFBD>"}, {"<EFBFBD><EFBFBD><EFBFBD>"}} }
};
/* -- compute whether character is first, middle, or last -- */
static int FindVector(DFWINDOW wnd, DFRECT rc, int x, int y)
{
DFRECT rcc;
VECT *vc = wnd->VectorList;
int i, coll = -1;
for (i = 0; i < wnd->VectorCount; i++) {
if ((vc+i)->vt == VECTOR) {
rcc = (vc+i)->rc;
/* --- skip the colliding vector --- */
if (rcc.lf == rc.lf && rcc.rt == rc.rt &&
rcc.tp == rc.tp && rc.bt == rcc.bt)
continue;
if (rcc.tp == rcc.bt) {
/* ---- horizontal vector,
see if character is in it --- */
if (rc.lf+x >= rcc.lf && rc.lf+x <= rcc.rt &&
rc.tp+y == rcc.tp) {
/* --- it is --- */
if (rc.lf+x == rcc.lf)
coll = 0;
else if (rc.lf+x == rcc.rt)
coll = 2;
else
coll = 1;
}
}
else {
/* ---- vertical vector,
see if character is in it --- */
if (rc.tp+y >= rcc.tp && rc.tp+y <= rcc.bt &&
rc.lf+x == rcc.lf) {
/* --- it is --- */
if (rc.tp+y == rcc.tp)
coll = 0;
else if (rc.tp+y == rcc.bt)
coll = 2;
else
coll = 1;
}
}
}
}
return coll;
}
static void PaintVector(DFWINDOW wnd, DFRECT rc)
{
int i, xi, yi, len;
unsigned int ch, nc;
unsigned int newch;
static int cw, fml, vertvect, coll;
if (rc.rt == rc.lf) {
/* ------ vertical vector ------- */
nc = '<EFBFBD>';
vertvect = 1;
len = rc.bt-rc.tp+1;
}
else {
/* ------ horizontal vector ------- */
nc = '<EFBFBD>';
vertvect = 0;
len = rc.rt-rc.lf+1;
}
for (i = 0; i < len; i++) {
newch = nc;
xi = yi = 0;
if (vertvect)
yi = i;
else
xi = i;
ch = videochar(GetClientLeft(wnd)+rc.lf+xi,
GetClientTop(wnd)+rc.tp+yi);
for (cw = 0; cw < sizeof(CharInWnd); cw++) {
if (ch == CharInWnd[cw]) {
/* ---- hit another vector character ---- */
if ((coll=FindVector(wnd, rc, xi, yi)) != -1) {
/* compute first/middle/last subscript */
if (i == len-1)
fml = 2;
else if (i == 0)
fml = 0;
else
fml = 1;
newch = VectCvt[coll][cw][vertvect][fml];
}
}
}
PutWindowChar(wnd, newch, rc.lf+xi, rc.tp+yi);
}
}
static void PaintBar(DFWINDOW wnd, DFRECT rc, enum VectTypes vt)
{
int i, vertbar, len;
unsigned int tys[] = {219, 178, 177, 176};
/* unsigned int tys[] = {'<27>', '<27>', '<27>', '<27>'};
*/
unsigned int nc = tys[vt-1];
if (rc.rt == rc.lf) {
/* ------ vertical bar ------- */
vertbar = 1;
len = rc.bt-rc.tp+1;
}
else {
/* ------ horizontal bar ------- */
vertbar = 0;
len = rc.rt-rc.lf+1;
}
for (i = 0; i < len; i++) {
int xi = 0, yi = 0;
if (vertbar)
yi = i;
else
xi = i;
PutWindowChar(wnd, nc, rc.lf+xi, rc.tp+yi);
}
}
static void PaintMsg(DFWINDOW wnd)
{
int i;
VECT *vc = wnd->VectorList;
for (i = 0; i < wnd->VectorCount; i++) {
if (vc->vt == VECTOR)
PaintVector(wnd, vc->rc);
else
PaintBar(wnd, vc->rc, vc->vt);
vc++;
}
}
static void DrawVectorMsg(DFWINDOW wnd,PARAM p1,enum VectTypes vt)
{
if (p1) {
VECT vc;
wnd->VectorList = DFrealloc(wnd->VectorList,
sizeof(VECT) * (wnd->VectorCount + 1));
vc.vt = vt;
vc.rc = *(DFRECT *)p1;
*(((VECT *)(wnd->VectorList))+wnd->VectorCount)=vc;
wnd->VectorCount++;
}
}
static void DrawBoxMsg(DFWINDOW wnd, PARAM p1)
{
if (p1) {
DFRECT rc = *(DFRECT *)p1;
rc.bt = rc.tp;
DfSendMessage(wnd, DRAWVECTOR, (PARAM) &rc, TRUE);
rc = *(DFRECT *)p1;
rc.lf = rc.rt;
DfSendMessage(wnd, DRAWVECTOR, (PARAM) &rc, FALSE);
rc = *(DFRECT *)p1;
rc.tp = rc.bt;
DfSendMessage(wnd, DRAWVECTOR, (PARAM) &rc, TRUE);
rc = *(DFRECT *)p1;
rc.rt = rc.lf;
DfSendMessage(wnd, DRAWVECTOR, (PARAM) &rc, FALSE);
}
}
int PictureProc(DFWINDOW wnd, DFMESSAGE msg, PARAM p1, PARAM p2)
{
switch (msg) {
case PAINT:
BaseWndProc(PICTUREBOX, wnd, msg, p1, p2);
PaintMsg(wnd);
return TRUE;
case DRAWVECTOR:
DrawVectorMsg(wnd, p1, VECTOR);
return TRUE;
case DRAWBOX:
DrawBoxMsg(wnd, p1);
return TRUE;
case DRAWBAR:
DrawVectorMsg(wnd, p1, (enum VectTypes)p2);
return TRUE;
case CLOSE_WINDOW:
if (wnd->VectorList != NULL)
free(wnd->VectorList);
break;
default:
break;
}
return BaseWndProc(PICTUREBOX, wnd, msg, p1, p2);
}
static DFRECT PictureRect(int x, int y, int len, int hv)
{
DFRECT rc;
rc.lf = rc.rt = x;
rc.tp = rc.bt = y;
if (hv)
/* ---- horizontal vector ---- */
rc.rt += len-1;
else
/* ---- vertical vector ---- */
rc.bt += len-1;
return rc;
}
void DrawVector(DFWINDOW wnd, int x, int y, int len, int hv)
{
DFRECT rc = PictureRect(x,y,len,hv);
DfSendMessage(wnd, DRAWVECTOR, (PARAM) &rc, 0);
}
void DrawBox(DFWINDOW wnd, int x, int y, int ht, int wd)
{
DFRECT rc;
rc.lf = x;
rc.tp = y;
rc.rt = x+wd-1;
rc.bt = y+ht-1;
DfSendMessage(wnd, DRAWBOX, (PARAM) &rc, 0);
}
void DrawBar(DFWINDOW wnd,enum VectTypes vt,
int x,int y,int len,int hv)
{
DFRECT rc = PictureRect(x,y,len,hv);
DfSendMessage(wnd, DRAWBAR, (PARAM) &rc, (PARAM) vt);
}
/* EOF */
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