private void GenerateImage()
{
if (_backgroundColorTSB.SelectedItem != null && _textRenderingHintTSCB.SelectedItem != null)
{
var backgroundColor = Color.FromName(_backgroundColorTSB.SelectedItem.ToString());
TextRenderingHint textRenderingHint = (TextRenderingHint)Enum.Parse(typeof(TextRenderingHint), _textRenderingHintTSCB.SelectedItem.ToString());
Image img;
if (_useGdiPlusTSB.Checked || HtmlRenderingHelper.IsRunningOnMono())
{
img = HtmlRender.RenderToImageGdiPlus(_html, _pictureBox.ClientSize, textRenderingHint, null, DemoUtils.OnStylesheetLoad, HtmlRenderingHelper.OnImageLoad);
}
else
{
EventHandler <HtmlStylesheetLoadEventArgs> stylesheetLoad = DemoUtils.OnStylesheetLoad;
EventHandler <HtmlImageLoadEventArgs> imageLoad = HtmlRenderingHelper.OnImageLoad;
var objects = new object[] { _html, _pictureBox.ClientSize, backgroundColor, null, stylesheetLoad, imageLoad };
var types = new[] { typeof(String), typeof(Size), typeof(Color), typeof(CssData), typeof(EventHandler <HtmlStylesheetLoadEventArgs>), typeof(EventHandler <HtmlImageLoadEventArgs>) };
var m = typeof(HtmlRender).GetMethod("RenderToImage", BindingFlags.InvokeMethod | BindingFlags.Static | BindingFlags.Public, null, types, null);
img = (Image)m.Invoke(null, objects);
}
_pictureBox.Image = img;
}
}
/// <summary>
/// Init.
/// </summary>
public DemoForm()
{
SamplesLoader.Init(HtmlRenderingHelper.IsRunningOnMono() ? "Mono" : "WinForms", typeof(HtmlRender).Assembly.GetName().Version.ToString());
InitializeComponent();
Icon = GetIcon();
_openSampleFormTSB.Image = Common.Properties.Resources.form;
_showIEViewTSSB.Image = Common.Properties.Resources.browser;
_openInExternalViewTSB.Image = Common.Properties.Resources.chrome;
_useGeneratedHtmlTSB.Image = Common.Properties.Resources.code;
_generateImageSTB.Image = Common.Properties.Resources.image;
_generatePdfTSB.Image = Common.Properties.Resources.pdf;
_runPerformanceTSB.Image = Common.Properties.Resources.stopwatch;
StartPosition = FormStartPosition.CenterScreen;
var size = Screen.GetWorkingArea(Point.Empty);
Size = new Size((int)(size.Width * 0.7), (int)(size.Height * 0.8));
LoadCustomFonts();
_showIEViewTSSB.Enabled = !HtmlRenderingHelper.IsRunningOnMono();
_generatePdfTSB.Enabled = !HtmlRenderingHelper.IsRunningOnMono();
}
public GenerateImageForm(string html)
{
_html = html;
InitializeComponent();
Icon = DemoForm.GetIcon();
_background = HtmlRenderingHelper.CreateImageForTransparentBackground();
foreach (var color in GetColors())
{
if (color != Color.Transparent)
{
_backgroundColorTSB.Items.Add(color.Name);
}
}
_backgroundColorTSB.SelectedItem = Color.White.Name;
foreach (var hint in Enum.GetNames(typeof(TextRenderingHint)))
{
_textRenderingHintTSCB.Items.Add(hint);
}
_textRenderingHintTSCB.SelectedItem = TextRenderingHint.AntiAlias.ToString();
_useGdiPlusTSB.Enabled = !HtmlRenderingHelper.IsRunningOnMono();
_backgroundColorTSB.Enabled = !HtmlRenderingHelper.IsRunningOnMono();
}
/// <summary>
/// On tree view node click load the html to the html panel and html editor.
/// </summary>
private void OnSamplesTreeViewAfterSelect(object sender, TreeViewEventArgs e)
{
var sample = e.Node.Tag as HtmlSample;
if (sample != null)
{
_updateLock = true;
if (!HtmlRenderingHelper.IsRunningOnMono() && e.Node.Parent.Text != PerformanceSamplesTreeNodeName)
{
SetColoredText(sample.Html);
}
else
{
_htmlEditor.Text = sample.Html;
}
Application.UseWaitCursor = true;
try
{
_htmlPanel.AvoidImagesLateLoading = !sample.FullName.Contains("Many images");
_htmlPanel.Text = sample.Html;
}
catch (Exception ex)
{
MessageBox.Show(ex.ToString(), "Failed to render HTML");
}
Application.UseWaitCursor = false;
_updateLock = false;
UpdateWebBrowserHtml();
}
}