Exemple #1
0
        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;
            }
        }