static void iMatrixDrawImage(Ihandle* ih, int x1, int x2, int y1, int y2, int alignment, int marked, int active, int lin, int col, const char* name)
{
long bgcolor;
int x, y;
Ihandle* image;
iMatrixDrawSetCellClipping(ih, x1, x2, y1, y2);
/* Create an space between image and cell frame */
x1 += IMAT_PADDING_W/2; x2 -= IMAT_PADDING_W/2;
y1 += IMAT_PADDING_H/2; y2 -= IMAT_PADDING_H/2;
image = IupGetHandle(name);
if (image)
{
int width = IupGetInt(image, "WIDTH");
int height = IupGetInt(image, "HEIGHT");
unsigned char r = 255, g = 255, b = 255;
iupMatrixGetBgRGB(ih, lin, col, &r, &g, &b, marked, active);
bgcolor = cdEncodeColor(r, g, b);
y = (y2+y1 + height)/2;
if (alignment == IMAT_ALIGN_CENTER)
x = x1 + (x2-x1)/2 - width/2;
else if(alignment == IMAT_ALIGN_LEFT)
x = x1;
else /* RIGHT */
x = x2 - width;
cdIupDrawImage(ih->data->cd_canvas, image, x, iupMATRIX_INVERTYAXIS(ih, y), 0, 0, !active, bgcolor);
}
iMatrixDrawResetCellClipping(ih);
}
static void iMatrixDrawFeedbackImage(Ihandle* ih, int x1, int x2, int y1, int y2, int lin, int col, int active, int marked, const char*name, unsigned char* alpha)
{
int x, y;
Ihandle* image = IupGetHandle(name);
if (image)
{
long bgcolor;
int image_width = IupGetInt(image, "WIDTH");
int image_height = IupGetInt(image, "HEIGHT");
unsigned char r = 255, g = 255, b = 255;
iupMatrixGetBgRGB(ih, lin, col, &r, &g, &b, marked, active);
bgcolor = cdEncodeColor(r, g, b);
y = (y2 + y1 + image_height) / 2;
x = (x2 + x1 - image_width) / 2;
cdIupDrawImage(ih->data->cd_canvas, image, x, iupMATRIX_INVERTYAXIS(ih, y), 0, 0, !active, bgcolor);
}
else
{
static unsigned char red[IMAT_FEEDBACK_SIZE * IMAT_FEEDBACK_SIZE];
static unsigned char green[IMAT_FEEDBACK_SIZE * IMAT_FEEDBACK_SIZE];
static unsigned char blue[IMAT_FEEDBACK_SIZE * IMAT_FEEDBACK_SIZE];
static unsigned char last_r = 0, last_g = 0, last_b = 0;
static int first = 1;
unsigned char r = 0, g = 0, b = 0;
iupMatrixGetFgRGB(ih, lin, col, &r, &g, &b, marked, active);
if (first || last_r != r || last_g != g || last_b != b)
{
int count = IMAT_FEEDBACK_SIZE * IMAT_FEEDBACK_SIZE;
memset(red, r, count);
memset(green, g, count);
memset(blue, b, count);
last_r = r;
last_g = g;
last_b = b;
first = 0;
}
y = (y2 + y1 + IMAT_FEEDBACK_SIZE) / 2;
x = (x2 + x1 - IMAT_FEEDBACK_SIZE) / 2;
cdCanvasPutImageRectRGBA(ih->data->cd_canvas, IMAT_FEEDBACK_SIZE, IMAT_FEEDBACK_SIZE, red, green, blue, alpha, x, iupMATRIX_INVERTYAXIS(ih, y), IMAT_FEEDBACK_SIZE, IMAT_FEEDBACK_SIZE, 0, 0, 0, 0);
}
}
void iupPlot::DrawBackgroundImage(cdCanvas* canvas) const
{
Ihandle* image = iupImageGetHandle(mBack.GetImage());
if (image)
{
double theScreenMinX = mAxisX.mTrafo->Transform(mBack.mImageMinX);
double theScreenMinY = mAxisY.mTrafo->Transform(mBack.mImageMinY);
double theScreenMaxX = mAxisX.mTrafo->Transform(mBack.mImageMaxX);
double theScreenMaxY = mAxisY.mTrafo->Transform(mBack.mImageMaxY);
double theScreenW = theScreenMaxX - theScreenMinX + 1;
double theScreenH = theScreenMaxY - theScreenMinY + 1;
int theX = iupPlotRound(theScreenMinX);
int theY = iupPlotRound(theScreenMinY);
int theW = iupPlotRound(theScreenW);
int theH = iupPlotRound(theScreenH);
cdIupDrawImage(canvas, image, theX, theY, theW, theH, 0, mBack.mColor);
}
}
static int iMatrixListDrawImageCol(Ihandle *ih, ImatrixListData* mtxList, int lin, int col, int x1, int x2, int y1, int y2, cdCanvas *cnv)
{
char* image_name;
int make_inactive = 0, itemactive, imageactive, imagevalue, showdelete,
active = iupdrvIsActive(ih), linedelete;
int lines_num = ih->data->lines.num;
Ihandle* image;
itemactive = IupGetIntId(ih, "ITEMACTIVE", lin);
imageactive = IupGetIntId(ih, "IMAGEACTIVE", lin);
imagevalue = IupGetIntId(ih, "IMAGEVALUE", lin);
showdelete = IupGetInt(ih, "SHOWDELETE");
linedelete = IupGetIntId(ih, "LINEDELETE", lin);
if (!active || !itemactive || !imageactive)
make_inactive = 1;
image_name = iupAttribGetId(ih, "IMAGE", lin);
if (!image_name)
{
char* attrib_name;
if (mtxList->editable)
{
if (lin == lines_num-1)
attrib_name = "IMAGEADD";
else
{
if (showdelete || linedelete)
attrib_name = "IMAGEDEL";
else
{
if (imagevalue)
attrib_name = "IMAGECHECK";
else
attrib_name = "IMAGEUNCHECK";
}
}
}
else
{
if (imagevalue)
attrib_name = "IMAGECHECK";
else
attrib_name = "IMAGEUNCHECK";
}
image_name = iupAttribGetStr(ih, attrib_name); /* this will check for the default values also */
}
image = iupImageGetHandle(image_name);
if (image)
{
int width = IupGetInt(image, "WIDTH");
int height = IupGetInt(image, "HEIGHT");
long bgcolor = cdIupConvertColor(IupGetAttributeId2(ih, "CELLBGCOLOR", lin, col));
/* Calc the image_name position */
int x = x2 - x1 - width;
int y = y1 - y2 - 1 - height;
x /= 2; x += x1;
y /= 2; y += y2;
cdIupDrawImage(cnv, image, x, y, 0, 0, make_inactive, bgcolor);
}
return IUP_DEFAULT; /* draw nothing more */
}
