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- Coordinates
- Drawing in PHP
- Drawing in Browser code
<Image>.DrawPoint (Function) In french: <Image>.DessinePoint Draws a point in an Image control.
IMG_Dessin.DessinePoint(10, 50, LightYellow)
Syntax
Drawing a point by specifying its coordinates Hide the details
<Image control>.DrawPoint(<X-coordinate> , <Y-coordinate> [, <Point color> [, <Opacity>]])
<Image control>: Control name Name of the Image control to be used. <X-coordinate>: Integer Horizontal position (in pixels) of the point to draw. <Y-coordinate>: Integer Vertical position (in pixels) of the point to draw. <Point color>: Integer or constant (optional) Color that must be assigned to the point. This color can correspond to:If this parameter is not specified, the color of the point: - is Transparent if <Image>.Pen has not been used beforehand,
- corresponds to the color specified in the last call to <Image>.Pen.
<Opacity>: Optional integer Opacity of color, included between 0 (transparent) and 255 (opaque). An opacity sets to 128 indicates that the relevant pixel will have a transparency of 50% when it is drawn on the screen or saved in an image in PNG format. Remark: This opacity will be taken into account if the drawing in the image has been initialized with the constant dWithOpacity (function <Image>.StartDrawing).. Remarks Coordinates Coordinates are specified with respect to the upper-left corner of the image (coordinates: (0.0)).
Related Examples:
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Unit examples (WINDEV): The drawing functions
[ + ] Using the main drawing functions of WINDEV to: - Initialize an Image control for drawing - Draw simple shapes - Write a text into a drawing - Change the color in a drawing
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Business / UI classification: Neutral code
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