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Remove color from article icons until hover

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This commit is contained in:
John Lewin 2018-09-29 15:49:45 -07:00
parent 48efa5c575
commit 6e4bd2b187
1 changed files with 54 additions and 9 deletions
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63
MatterControlLib/PartPreviewWindow/StartPage/ExploreItem.cs
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@ -36,37 +36,50 @@ namespace MatterHackers.MatterControl.PartPreviewWindow.PlusTab
public class ExploreItem : FlowLayoutWidget
{
private FeedItemData item;
private ImageBuffer image;
public static int IconSize => (int)(40 * GuiWidget.DeviceScale);
public static int ItemSpacing { get; } = 10;
private ImageBuffer hoverImage = null;
private ImageWidget imageWidget;
public ExploreItem(FeedItemData item, ThemeConfig theme)
{
this.HAnchor = HAnchor.Absolute;
this.Width = 400 * GuiWidget.DeviceScale;
//this.Border = spacing;
this.Padding = ItemSpacing;
this.item = item;
image = new ImageBuffer(IconSize, IconSize);
if (item.icon != null)
{
ImageBuffer image = new ImageBuffer(IconSize, IconSize);
var imageWidget = new ImageWidget(image)
imageWidget = new ImageWidget(image)
{
Selectable = false,
VAnchor = VAnchor.Top,
Margin = new BorderDouble(right: ItemSpacing)
};
imageWidget.Load += (s, e) => ApplicationController.Instance.DownloadToImageAsync(image, item.icon, true, new BlenderPreMultBGRA());
imageWidget.Load += async (s, e) =>
{
var loadInto = new ImageBuffer(IconSize, IconSize);
await ApplicationController.Instance.LoadRemoteImage(loadInto, item.icon, true, new BlenderPreMultBGRA());
var grayscale = new ImageBuffer(loadInto);
ApplicationController.Instance.MakeGrayscale(grayscale);
image = grayscale;
imageWidget.Image = image;
hoverImage = loadInto;
};
this.AddChild(imageWidget);
}
else if(item.widget_url != null)
{
ImageBuffer image = new ImageBuffer(IconSize, IconSize);
var whiteBackground = new GuiWidget(IconSize, IconSize)
{
// these images expect to be on white so change the background to white
@ -75,13 +88,25 @@ namespace MatterHackers.MatterControl.PartPreviewWindow.PlusTab
};
this.AddChild(whiteBackground);
var imageWidget = new ImageWidget(image)
imageWidget = new ImageWidget(image)
{
Selectable = false,
VAnchor = VAnchor.Center,
};
imageWidget.Load += (s, e) => ApplicationController.Instance.DownloadToImageAsync(image, item.widget_url, true, new BlenderPreMultBGRA());
imageWidget.Load += async (s, e) =>
{
var loadInto = new ImageBuffer(IconSize, IconSize);
await ApplicationController.Instance.LoadRemoteImage(loadInto, item.widget_url, true, new BlenderPreMultBGRA());
var grayscale = new ImageBuffer(loadInto);
ApplicationController.Instance.MakeGrayscale(grayscale);
image = grayscale;
imageWidget.Image = image;
hoverImage = loadInto;
};
whiteBackground.AddChild(imageWidget);
}
@ -100,6 +125,26 @@ namespace MatterHackers.MatterControl.PartPreviewWindow.PlusTab
this.Cursor = Cursors.Hand;
}
public override void OnMouseEnterBounds(MouseEventArgs mouseEvent)
{
if (hoverImage != null)
{
imageWidget.Image = hoverImage;
this.Invalidate();
}
base.OnMouseEnterBounds(mouseEvent);
}
public override void OnMouseLeaveBounds(MouseEventArgs mouseEvent)
{
imageWidget.Image = image;
base.OnMouseLeaveBounds(mouseEvent);
this.Invalidate();
}
public override void OnClick(MouseEventArgs mouseEvent)
{
if (mouseEvent.Button == MouseButtons.Left)