private void CompositionTarget_Rendering(object sender, EventArgs e)
{
RenderingEventArgs args = (RenderingEventArgs)e;
if (_lastRender != args.RenderingTime)
{
SetSize();
if (CurrentTileset != null && !string.IsNullOrEmpty(CurrentTileset.SpritePath))
{
TexData spr = LoadImage(CurrentTileset.SpritePath);
DX_Article[] articles = new DX_Article[3];
int articles_count = 0;
int tile_span = spr.image.Width / CurrentTileset.TileWidth;
if (spr.image.Width % CurrentTileset.TileWidth != 0)
{
tile_span++;
}
int tile_depth = spr.image.Height / CurrentTileset.TileHeight;
if (spr.image.Height % CurrentTileset.TileHeight != 0)
{
tile_depth++;
}
int lines_count = tile_span + tile_depth;
DX_Line[] lines = new DX_Line[lines_count];
for (int i = 0; i < tile_span; i++)
{
lines[i] = new DX_Line(
new Point(i * CurrentTileset.TileWidth, 0),
new Point(i * CurrentTileset.TileWidth, spr.image.Height),
1,
-1,
WhiteBrush);
}
for (int i = 0; i < tile_depth; i++)
{
lines[tile_span + i] = new DX_Line(
new Point(0, i * CurrentTileset.TileHeight),
new Point(spr.image.Width, i * CurrentTileset.TileHeight),
1,
-1,
WhiteBrush);
}
articles[articles_count++] = new DX_Article(spr.texture, new Point(0, 0), new Point(1, 1), 0);
var selected_x = (TilesetEditor.Instance.SelectedTile) % tile_span;
var selected_y = (TilesetEditor.Instance.SelectedTile) / tile_span;
articles[articles_count++] = new DX_Article(LoadedImages["roaam_zone"].texture,
new Point(selected_x * CurrentTileset.TileWidth, selected_y * CurrentTileset.TileHeight),
new Point(CurrentTileset.TileWidth, CurrentTileset.TileHeight),
-1,
unchecked ((int)0xAAFF8000));
var mousePos = Mouse.GetPosition(this);
if (new Rect(0, 0, ActualWidth, ActualHeight).Contains(mousePos))
{
int highlight_x = (int)((mousePos.X / (HwndControl.ActualWidth / spr.image.Width)) / CurrentTileset.TileWidth);
int highlight_y = (int)((mousePos.Y / (HwndControl.ActualHeight / spr.image.Height)) / CurrentTileset.TileHeight);
articles[articles_count++] = new DX_Article(LoadedImages["roaam_zone"].texture,
new Point(highlight_x * CurrentTileset.TileWidth, highlight_y * CurrentTileset.TileHeight),
new Point(CurrentTileset.TileWidth, CurrentTileset.TileHeight),
-2,
unchecked ((int)0xAAFFFFFF));
}
WindowAPI.PrepareForRender(renderer);
WindowAPI.SetCameraTransform(renderer, new Point(0, 0), (float)(HwndControl.ActualWidth / spr.image.Width));
WindowAPI.Render(renderer, articles, articles_count, lines, lines_count, null, 0);
if (Mouse.LeftButton == MouseButtonState.Pressed)
{
var pos = GetMousePos();
if (pos != null)
{
TilesetEditor.Instance.SelectedTile = pos.Item1 + pos.Item2 * tile_span;
}
}
}
_lastRender = args.RenderingTime;
}
}
