void gdImageString16(gdImagePtr im, gdFontPtr f,
int x, int y, unsigned short *s, int color)
{
int i;
int l;
l = strlen16(s);
for (i=0; (i<l); i++) {
gdImageChar(im, f, x, y, s[i], color);
x += f->w;
}
}
void Gd::drawChar(int x, int y, char ch, int color, FontStyle style)
{
gdFontPtr font = style == FontTiny ? gdFontGetTiny()
: style == FontSmall ? gdFontGetSmall()
: style == FontMedium ? gdFontGetMediumBold()
: style == FontLarge ? gdFontGetLarge()
: style == FontGiant ? gdFontGetGiant()
: gdFontGetMediumBold();
gdImageChar(_imagePtr, font, x, y, ch, color);
}
void gdImageString(gdImagePtr im, gdFontPtr f, int x, int y, unsigned char *s, int color)
/* void gdImageString(gdImagePtr im, gdFontPtr f, int x, int y, char *s, int color) this avoids gcc4 warning */
{
int i;
int l;
l = strlen(s);
for (i=0; (i<l); i++) {
gdImageChar(im, f, x, y, s[i], color);
x += f->w;
}
}
void gdDrawImage(HDC hdc, RECT *rc)
{
HDC mem_dc;
BITMAPINFO bmp_info;
void* bits;
HBITMAP bmp, temp;
gdImagePtr im;
int width, height, stride;
int white, black, blue, red;
char *s = "Hello world!";
gdFontPtr lfont, gfont;
width = rc->right - rc->left;
height = rc->bottom - rc->top;
bmp_info = gdCreateBmp(width, height);
// Create memory device context
mem_dc = CreateCompatibleDC(hdc);
if (!mem_dc) {
MessageBox(NULL, "Can't create a compatible DC!", "Error!", MB_ICONEXCLAMATION | MB_OK);
return;
}
// bits points to a shared buffer of pixels
bits = NULL;
bmp = CreateDIBSection(mem_dc, &bmp_info, DIB_RGB_COLORS, (void**)&bits, 0, 0);
// Selecting the object before doing anything allows you to use libgd
// together with native Windows GDI.
temp = (HBITMAP)SelectObject(mem_dc, bmp);
/*stride = ((width * 1 + 3) >> 2) << 2;*/
// always uses 32bit in BMPINFO
stride = width;
im = NULL;
// Attach shared buffer of pixels to GD image
// Negative stride places 0,0 in upper-left corner
im = gdImageTrueColorAttachBuffer((int*)bits, width, height, -stride);
if (!im) {
MessageBox(NULL, "GD image creation failed!", "Error!", MB_ICONEXCLAMATION | MB_OK);
return;
}
// Start of GD drawing
white = gdImageColorAllocate(im, 255, 255, 255);
black = gdImageColorAllocate(im, 0, 0, 0);
blue = gdImageColorAllocate(im, 0, 0, 255);
// Allocate the color red, 50% transparent.
red = gdImageColorAllocateAlpha(im, 255, 0, 0, 64);
// Erase background with white color
gdImageFilledRectangle(im, 0, 0, width, height, 0xFF0000);
lfont = gdFontGetLarge();
gfont = gdFontGetGiant();
// Draw a dashed line from the upper left corner to the lower right corner.
gdImageFilledRectangle(im, 25, 25, 100, 100, blue);
gdImageChar(im, gfont, 35, 35, 'Q', white);
gdImageFilledRectangle(im, 50, 50, 75, 175, red);
gdImageLine(im, 0, 0, 150, 150, black);
gdImageString(im, gdFontGetLarge(),
im->sx / 2 - (strlen(s) * lfont->w / 2),
im->sy / 2 - lfont->h / 2,
(unsigned char*)s, black);
// Copy drawing from memory context (shared bitmap buffer) to screen DC.
BitBlt(hdc, rc->left, rc->top, width, height, mem_dc, 0, 0, SRCCOPY);
// Free
gdImageDetachBuffer(im);
SelectObject(mem_dc, temp);
DeleteObject(bmp);
DeleteObject(mem_dc);
}
void JBDungeonPainterGD::m_char( int x, int y, char c, long color, void* font ) {
gdImageChar( m_image, (gdFontPtr)font, x, y, c, color );
}
