private TD.Image DrawGrid()
{
// Skip drawing if viewport not sized yet
if (_viewport.GetImageSize().IsEmpty())
{
return(null);
}
// Create image
var image = new TD.Image(_viewport);
// Update drawer items: pos, visibility,.. (according to collected update flags)
#if USE_PERF
_perfUpdateItems.Start();
#endif
_gridDrawer.UpdateItems();
_gridDrawer.UpdateCursorItem();
#if USE_PERF
_perfUpdateItems.Stop();
#endif
// Draw items as image elements
#if USE_PERF
_perfDrawItems.Start();
#endif
_gridDrawer.DrawGrid(image);
#if USE_PERF
_perfDrawItems.Stop();
#endif
return(image);
}
static void Test6_Plotter()
{
var harmonicity = HarmonicityUtils.CreateHarmonicity(null); // default
var viewport = new Torec.Drawing.Viewport(1200, 600, 0, 1200, 1, -1);
var image = new Torec.Drawing.Image(viewport);
var r0 = new Rational(1);
var r1 = new Rational(2);
var handler = new HandlerPipe <RationalInfo>(
new RangeRationalHandler(r0, r1, false, true),
new Samples.RationalPrinter(),
new RationalPlotter(image, harmonicity)
);
Debug.WriteLine("Iterate {0} range {1}-{2}", harmonicity.GetType().Name, r0, r1);
var limits = new RationalGenerator.Limits {
dimensionCount = 7, rationalCount = 50, distance = -1
};
new RationalIterator(harmonicity, limits, null, handler).Iterate();
image.Show(svg: true);
//image.Show(svg: false);
}
// Image
private void menuImageOpenSvg_Click(object sender, RoutedEventArgs e)
{
// Export and open svg in default editor
var image = new Torec.Drawing.Image(_viewport);
_gridDrawer.DrawGrid(image);
image.Show(true);
}
private void RedrawMainImage() // UI thread
{
// Draw items to vector Image elements in UI thread
TD.Image image = DrawGrid();
if (image == null)
{
return;
}
// Signal render thread to do work
lock (_renderLock) {
_mainImage = image;
}
//Debug.WriteLine("Render DoWork sent");
_eventRenderDoWork.Set(); // unblock RenderThread()
// On render complete we continue in UI thread: UpdateMainBitmap()
}
internal static void DrawGrid()
{
string harmonicityName = "Euler Barlow Tenney Narrow".Split()[0];
Rational[] subgroup = Rational.ParseRationals("2.3.5");
/*
* var harmonicity = HarmonicityUtils.CreateHarmonicity(harmonicityName);
* foreach (string s in "5/6 4/3".Split()) {
* Rational r = Rational.Parse(s);
* Debug.WriteLine("{0} d:{1} h:{2}",
* r, harmonicity.GetDistance(r), harmonicity.GetHarmonicity(r)
* );
* }
*/
var viewport = new Torec.Drawing.Viewport(1600, 1200, -1, 1, -3, 3);
var image = new Torec.Drawing.Image(viewport);
var drawer = new Rationals.Drawing.GridDrawer();
// configure drawer
drawer.SetBounds(viewport.GetUserBounds());
// below like UpdateDrawerFully()
drawer.SetSubgroup(0, subgroup, null);
drawer.SetGeneration(harmonicityName, 200);
drawer.SetSlope(new Rational(3, 2), 2.0f);
//
drawer.SetEDGrids(Rationals.Drawing.GridDrawer.EDGrid.Parse("12edo"));
drawer.SetPointRadius(1.0f);
// generate grid items
drawer.UpdateItems();
// make image elements from grid items
drawer.DrawGrid(image);
// render/show svg
image.Show(svg: true);
}
private async void menuImageSaveAs_Click(object sender, RoutedEventArgs e)
{
// Save image as png/svg
var dialog = new SaveFileDialog {
Title = "Save Image As"
};
dialog.Filters.AddRange(new [] {
new FileDialogFilter()
{
Name = "Svg files", Extensions = { "svg" }
},
new FileDialogFilter()
{
Name = "Png files", Extensions = { "png" }
},
new FileDialogFilter()
{
Name = "All files", Extensions = { "*" }
}
});
string filePath = await dialog.ShowAsync(this);
if (filePath == null)
{
return; //!!! cancel?
}
var image = new Torec.Drawing.Image(_viewport);
_gridDrawer.DrawGrid(image);
if (System.IO.Path.GetExtension(filePath).ToLower() == ".svg")
{
image.WriteSvg(filePath);
}
else
{
image.WritePng(filePath, true);
}
}