Method renderStrategyOverlay

game/ui/tileview/tileview.cpp:239–287

}

void TileView::renderStrategyOverlay(Renderer &r)
{
	if (this->viewMode == TileViewMode::Strategy)
	{
		Vec2<float> centerIsoScreenPos = this->tileToScreenCoords(
		    Vec3<float>{this->centerPos.x, this->centerPos.y, 0}, TileViewMode::Isometric);

		/* Draw the rectangle of where the isometric view would be */
		Vec2<float> topLeftIsoScreenPos = centerIsoScreenPos;
		topLeftIsoScreenPos.x -= dpySize.x / 2;
		topLeftIsoScreenPos.y -= dpySize.y / 2;

		Vec2<float> topRightIsoScreenPos = centerIsoScreenPos;
		topRightIsoScreenPos.x += dpySize.x / 2;
		topRightIsoScreenPos.y -= dpySize.y / 2;

		Vec2<float> bottomLeftIsoScreenPos = centerIsoScreenPos;
		bottomLeftIsoScreenPos.x -= dpySize.x / 2;
		bottomLeftIsoScreenPos.y += dpySize.y / 2;

		Vec2<float> bottomRightIsoScreenPos = centerIsoScreenPos;
		bottomRightIsoScreenPos.x += dpySize.x / 2;
		bottomRightIsoScreenPos.y += dpySize.y / 2;

		Vec3<float> topLeftIsoTilePos =
		    this->screenToTileCoords(topLeftIsoScreenPos, 0.0f, TileViewMode::Isometric);
		Vec3<float> topRightIsoTilePos =
		    this->screenToTileCoords(topRightIsoScreenPos, 0.0f, TileViewMode::Isometric);
		Vec3<float> bottomLeftIsoTilePos =
		    this->screenToTileCoords(bottomLeftIsoScreenPos, 0.0f, TileViewMode::Isometric);
		Vec3<float> bottomRightIsoTilePos =
		    this->screenToTileCoords(bottomRightIsoScreenPos, 0.0f, TileViewMode::Isometric);

		Vec2<float> topLeftRectPos = this->tileToOffsetScreenCoords(topLeftIsoTilePos);
		Vec2<float> topRightRectPos = this->tileToOffsetScreenCoords(topRightIsoTilePos);
		Vec2<float> bottomLeftRectPos = this->tileToOffsetScreenCoords(bottomLeftIsoTilePos);
		Vec2<float> bottomRightRectPos = this->tileToOffsetScreenCoords(bottomRightIsoTilePos);

		r.drawLine(topLeftRectPos, topRightRectPos, this->strategyViewBoxColour,
		           this->strategyViewBoxThickness);
		r.drawLine(topRightRectPos, bottomRightRectPos, this->strategyViewBoxColour,
		           this->strategyViewBoxThickness);

		r.drawLine(bottomRightRectPos, bottomLeftRectPos, this->strategyViewBoxColour,
		           this->strategyViewBoxThickness);
		r.drawLine(bottomLeftRectPos, topLeftRectPos, this->strategyViewBoxColour,
		           this->strategyViewBoxThickness);
	}
}

void TileView::update() { applyScrolling(); }
}; // namespace OpenApoc