void MapPainterAgg::DrawFill(const Projection& projection,
const MapParameter& parameter,
const FillStyle& fillStyle,
agg::path_storage& path)
{
if (fillStyle.GetFillColor().IsVisible()) {
renderer_aa->color(agg::rgba(fillStyle.GetFillColor().GetR(),
fillStyle.GetFillColor().GetG(),
fillStyle.GetFillColor().GetB(),
fillStyle.GetFillColor().GetA()));
agg::render_scanlines(*rasterizer,*scanlineP8,*renderer_aa);
}
double borderWidth=projection.ConvertWidthToPixel(fillStyle.GetBorderWidth());
if (borderWidth>=parameter.GetLineMinWidthPixel()) {
renderer_aa->color(agg::rgba(fillStyle.GetBorderColor().GetR(),
fillStyle.GetBorderColor().GetG(),
fillStyle.GetBorderColor().GetB(),
fillStyle.GetBorderColor().GetA()));
if (fillStyle.GetBorderDash().empty()) {
agg::conv_stroke<agg::path_storage> stroke(path);
stroke.width(borderWidth);
stroke.line_cap(agg::round_cap);
rasterizer->add_path(stroke);
agg::render_scanlines(*rasterizer,*scanlineP8,*renderer_aa);
}
else {
agg::conv_dash<agg::path_storage> dasher(path);
agg::conv_stroke<agg::conv_dash<agg::path_storage> > stroke(dasher);
stroke.width(borderWidth);
stroke.line_cap(agg::butt_cap);
for (size_t i=0; i<fillStyle.GetBorderDash().size(); i+=2) {
dasher.add_dash(fillStyle.GetBorderDash()[i]*borderWidth,
fillStyle.GetBorderDash()[i+1]*borderWidth);
}
rasterizer->add_path(stroke);
agg::render_scanlines(*rasterizer,*scanlineP8,*renderer_aa);
}
}
}
bool MapPainterCanvas::DrawMap(const StyleConfig& styleConfig,
const Projection& projection,
const MapParameter& parameter,
const MapData& data,
JNIEnv *env,
jobject object)
{
mJniEnv=env;
mPainterClass=env->FindClass("osm/scout/MapPainterCanvas");
mPainterObject=object;
mMinimumLineWidth=parameter.GetLineMinWidthPixel()*25.4/parameter.GetDPI();
return Draw(styleConfig, projection, parameter, data);
}
void MapPainterCanvas::DrawFillStyle(const Projection& projection,
const MapParameter& parameter,
const FillStyle& fill)
{
if (fill.HasPattern() &&
projection.GetMagnification()>=fill.GetPatternMinMag() &&
HasPattern(parameter,fill)) {
jint patternId=fill.GetPatternId()-1;
jmethodID methodId=mJniEnv->GetMethodID(mPainterClass, "drawPatternArea",
"(I)V");
if (!methodId)
return;
mJniEnv->CallVoidMethod(mPainterObject, methodId, patternId);
}
else if (fill.GetFillColor().IsVisible()) {
jint color=GetColorInt(fill.GetFillColor());
jmethodID methodId=mJniEnv->GetMethodID(mPainterClass, "drawFilledArea",
"(I)V");
if (!methodId)
return;
mJniEnv->CallVoidMethod(mPainterObject, methodId, color);
}
// Draw border
if (fill.GetBorderWidth()>0 &&
fill.GetBorderColor().IsVisible() &&
fill.GetBorderWidth()>=mMinimumLineWidth)
{
double borderWidth=ConvertWidthToPixel(parameter,
fill.GetBorderWidth());
if (borderWidth>=parameter.GetLineMinWidthPixel()) {
jfloatArray javaDash=NULL;
float *dashArray=NULL;
std::vector<double> dash=fill.GetBorderDash();
if (!dash.empty())
{
javaDash=mJniEnv->NewFloatArray(dash.size());
dashArray=new float[dash.size()];
for(int i=0; i<dash.size(); i++)
{
dashArray[i]=dash[i]*borderWidth;
}
mJniEnv->SetFloatArrayRegion(javaDash, 0, dash.size(), dashArray);
}
jmethodID methodId=mJniEnv->GetMethodID(mPainterClass, "drawAreaBorder",
"(IF[F)V");
jint javaColor=GetColorInt(fill.GetBorderColor());
mJniEnv->CallVoidMethod(mPainterObject, methodId, javaColor,
(jfloat)borderWidth, javaDash);
}
}
}