DXGraphics.FromImage(DXBitmap) Method

Creates a new object from the specified image.

Namespace: DevExpress.Drawing

Assembly: DevExpress.Drawing.v24.1.dll

NuGet Package: DevExpress.Drawing

Declaration

C#

public static DXGraphics FromImage(
    DXBitmap bitmap
)

VB.NET

Public Shared Function FromImage(
    bitmap As DXBitmap
) As DXGraphics

Parameters

Name	Type	Description
bitmap	DXBitmap	An image form which to create a new DXGraphics object.

Returns

Type	Description
DXGraphics	The resulting object.

Related GitHub Examples

The following code snippets (auto-collected from DevExpress Examples) contain references to the FromImage(DXBitmap) method.

Note

The algorithm used to collect these code examples remains a work in progress. Accordingly, the links and snippets below may produce inaccurate results. If you encounter an issue with code examples below, please use the feedback form on this page to report the issue.

C#

winforms-chart-create-custom-legend-radio-buttons-to-control-visibility-of-a-chart-series/CS/MainForm.cs#L45

DXBitmap bitmap = new DXBitmap(LegendRadioSide, LegendRadioSide);
using (DXGraphics graphics = DXGraphics.FromImage(bitmap)) {
    graphics.SmoothingMode = DXSmoothingMode.HighQuality;

winforms-chart-draw-a-custom-legend-marker-for-a-series-point/CS/CustomSeriesPointDrawingSample/Form1.cs#L72

using (DXGraphics graphics = DXGraphics.FromImage(image)) {
    using (var fillBrush = isSelected ? (DXBrush)new DXHatchBrush(DXHatchStyle.DarkDownwardDiagonal,

winforms-chart-draw-a-custom-legend-marker-for-a-series/CS/CustomDrawingSample/Form1.cs#L76

DXBitmap image = new DXBitmap(totalWidth, totalHeight);
using (DXGraphics graphics = DXGraphics.FromImage(image)) {
    using (var fillBrush = isSelected ? (DXBrush)new DXHatchBrush(DXHatchStyle.DarkDownwardDiagonal,

winforms-chart-draw-a-custom-series-marker-in-the-crosshair/CS/CustomDrawCrosshairSample/Form1.cs#L73

image = new DXBitmap(totalWidth, totalHeight);
using (DXGraphics graphics = DXGraphics.FromImage(image)) {
    using (DXSolidBrush brush = new DXSolidBrush(element.LabelElement.MarkerColor)) {

VB.NET

winforms-chart-create-custom-legend-radio-buttons-to-control-visibility-of-a-chart-series/VB/MainForm.vb#L55

Dim bitmap As DXBitmap = New DXBitmap(LegendRadioSide, LegendRadioSide)
Using graphics As DXGraphics = DXGraphics.FromImage(bitmap)
    graphics.SmoothingMode = DXSmoothingMode.HighQuality

winforms-chart-draw-a-custom-legend-marker-for-a-series-point/VB/CustomSeriesPointDrawingSample/Form1.vb#L78

Dim isSelected As Boolean = Me.trackedPointArgument IsNot Nothing AndAlso e.SeriesPoint.Argument.Equals(Me.trackedPointArgument)
Using graphics As DevExpress.Drawing.DXGraphics = DevExpress.Drawing.DXGraphics.FromImage(image)
    Using fillBrush = If(isSelected, CType(New DevExpress.Drawing.DXHatchBrush(DevExpress.Drawing.DXHatchStyle.DarkDownwardDiagonal, e.LegendDrawOptions.Color, e.LegendDrawOptions.ActualColor2), DevExpress.Drawing.DXBrush), CType(New DevExpress.Drawing.DXSolidBrush(e.LegendDrawOptions.Color), DevExpress.Drawing.DXBrush))

winforms-chart-draw-a-custom-legend-marker-for-a-series/VB/CustomDrawingSample/Form1.vb#L79

Dim image As DXBitmap = New DXBitmap(totalWidth, totalHeight)
Using graphics As DXGraphics = DXGraphics.FromImage(image)
    Using fillBrush = If(isSelected, CType(New DXHatchBrush(DXHatchStyle.DarkDownwardDiagonal, e.LegendDrawOptions.Color, e.LegendDrawOptions.ActualColor2), DXBrush), CType(New DXSolidBrush(e.LegendDrawOptions.Color), DXBrush))

winforms-chart-draw-a-custom-series-marker-in-the-crosshair/VB/CustomDrawCrosshairSample/Form1.vb#L76

image = New DXBitmap(totalWidth, totalHeight)
Using graphics As DXGraphics = DXGraphics.FromImage(image)
    Using brush As DXSolidBrush = New DXSolidBrush(element.LabelElement.MarkerColor)