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#include <string>
#include <sstream>
#include <vector>
#include "helpers.h"
#include <vdr/skins.h>
cOsd *CreateOsd(int Left, int Top, int Width, int Height) {
cOsd *osd = cOsdProvider::NewOsd(Left, Top);
if (osd) {
tArea Area = { 0, 0, Width, Height, 32 };
if (osd->SetAreas(&Area, 1) == oeOk) {
return osd;
}
}
return NULL;
}
void DrawBlendedBackground(cPixmap *pixmap, int xStart, int width, tColor color, tColor colorBlending, bool fromTop) {
int height = pixmap->ViewPort().Height();
int numSteps = 16;
int alphaStep = 0x0F;
int alpha = 0x00;
int step, begin, end;
if (fromTop) {
step = 1;
begin = 0;
end = numSteps;
} else {
step = -1;
begin = height;
end = height - numSteps;
}
tColor clr;
bool cont = true;
for (int i = begin; cont; i = i + step) {
clr = AlphaBlend(color, colorBlending, alpha);
pixmap->DrawRectangle(cRect(xStart,i,width,1), clr);
alpha += alphaStep;
if (i == end)
cont = false;
}
}
void DrawRoundedCorners(cPixmap *p, int radius, int x, int y, int width, int height) {
if (radius > 2) {
p->DrawEllipse(cRect(x, y, radius, radius), clrTransparent, -2);
p->DrawEllipse(cRect(x + width - radius, y , radius, radius), clrTransparent, -1);
p->DrawEllipse(cRect(x, y + height - radius, radius, radius), clrTransparent, -3);
p->DrawEllipse(cRect(x + width - radius, y + height - radius, radius, radius), clrTransparent, -4);
}
}
void DrawRoundedCornersWithBorder(cPixmap *p, tColor borderColor, int radius, int width, int height) {
if (radius < 3)
return;
p->DrawEllipse(cRect(0,0,radius,radius), borderColor, -2);
p->DrawEllipse(cRect(-1,-1,radius,radius), clrTransparent, -2);
p->DrawEllipse(cRect(width-radius,0,radius,radius), borderColor, -1);
p->DrawEllipse(cRect(width-radius+1,-1,radius,radius), clrTransparent, -1);
p->DrawEllipse(cRect(0,height-radius,radius,radius), borderColor, -3);
p->DrawEllipse(cRect(-1,height-radius+1,radius,radius), clrTransparent, -3);
p->DrawEllipse(cRect(width-radius,height-radius,radius,radius), borderColor, -4);
p->DrawEllipse(cRect(width-radius+1,height-radius+1,radius,radius), clrTransparent, -4);
}
cSize ScaleToFit(int widthMax, int heightMax, int widthOriginal, int heightOriginal) {
int width = 1;
int height = 1;
if ((widthMax == 0)||(heightMax==0)||(widthOriginal==0)||(heightOriginal==0))
return cSize(width, height);
if ((widthOriginal <= widthMax) && (heightOriginal <= heightMax)) {
width = widthOriginal;
height = heightOriginal;
} else if ((widthOriginal > widthMax) && (heightOriginal <= heightMax)) {
width = widthMax;
height = (double)width/(double)widthOriginal * heightOriginal;
} else if ((widthOriginal <= widthMax) && (heightOriginal > heightMax)) {
height = heightMax;
width = (double)height/(double)heightOriginal * widthOriginal;
} else {
width = widthMax;
height = (double)width/(double)widthOriginal * heightOriginal;
if (height > heightMax) {
height = heightMax;
width = (double)height/(double)heightOriginal * widthOriginal;
}
}
return cSize(width, height);
}
int Minimum(int a, int b, int c, int d, int e, int f) {
int min = a;
if (b < min) min = b;
if (c < min) min = c;
if (d < min) min = d;
if (e < min) min = e;
if (f < min) min = f;
return min;
}
std::string CutText(std::string text, int width, const cFont *font) {
if (width <= font->Size())
return text.c_str();
cTextWrapper twText;
twText.Set(text.c_str(), font, width);
std::string cuttedTextNative = twText.GetLine(0);
std::stringstream sstrText;
sstrText << cuttedTextNative << "...";
std::string cuttedText = sstrText.str();
int actWidth = font->Width(cuttedText.c_str());
if (actWidth > width) {
int overlap = actWidth - width;
int charWidth = font->Width(".");
if (charWidth == 0)
charWidth = 1;
int cutChars = overlap / charWidth;
if (cutChars > 0) {
cuttedTextNative = cuttedTextNative.substr(0, cuttedTextNative.length() - cutChars);
std::stringstream sstrText2;
sstrText2 << cuttedTextNative << "...";
cuttedText = sstrText2.str();
}
}
return cuttedText;
}
std::string StrToLowerCase(std::string str) {
std::string lowerCase = str;
const int length = lowerCase.length();
for(int i=0; i < length; ++i) {
lowerCase[i] = std::tolower(lowerCase[i]);
}
return lowerCase;
}
// split: receives a char delimiter; returns a vector of strings
// By default ignores repeated delimiters, unless argument rep == 1.
std::vector<std::string>& splitstring::split(char delim, int rep) {
if (!flds.empty()) flds.clear(); // empty vector if necessary
std::string work = data();
std::string buf = "";
int i = 0;
while (i < work.length()) {
if (work[i] != delim)
buf += work[i];
else if (rep == 1) {
flds.push_back(buf);
buf = "";
} else if (buf.length() > 0) {
flds.push_back(buf);
buf = "";
}
i++;
}
if (!buf.empty())
flds.push_back(buf);
return flds;
}
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