graphics.html.svn-base
来自「j2me设计的界面包」· SVN-BASE 代码 · 共 932 行 · 第 1/3 页
SVN-BASE
932 行
<A NAME="drawLine(int, int, int, int)"><!-- --></A><H3>
drawLine</H3>
<PRE>
public void <B>drawLine</B>(int x1,
int y1,
int x2,
int y2)</PRE>
<DL>
<DD>Draws a line between the 2 X/Y coordinates
<P>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>x1</CODE> - first x position<DD><CODE>y1</CODE> - first y position<DD><CODE>x2</CODE> - second x position<DD><CODE>y2</CODE> - second y position</DL>
</DD>
</DL>
<HR>
<A NAME="fillRect(int, int, int, int)"><!-- --></A><H3>
fillRect</H3>
<PRE>
public void <B>fillRect</B>(int x,
int y,
int width,
int height)</PRE>
<DL>
<DD>Fills the rectangle from the given position according to the width/height minus 1 pixel according to the convnetion in Java.
<P>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>x</CODE> - the x coordinate of the rectangle to be filled.<DD><CODE>y</CODE> - the y coordinate of the rectangle to be filled.<DD><CODE>width</CODE> - the width of the rectangle to be filled.<DD><CODE>height</CODE> - the height of the rectangle to be filled.</DL>
</DD>
</DL>
<HR>
<A NAME="drawRect(int, int, int, int)"><!-- --></A><H3>
drawRect</H3>
<PRE>
public void <B>drawRect</B>(int x,
int y,
int width,
int height)</PRE>
<DL>
<DD>Draws a rectangle in the given coordinates
<P>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>x</CODE> - the x coordinate of the rectangle to be drawn.<DD><CODE>y</CODE> - the y coordinate of the rectangle to be drawn.<DD><CODE>width</CODE> - the width of the rectangle to be drawn.<DD><CODE>height</CODE> - the height of the rectangle to be drawn.</DL>
</DD>
</DL>
<HR>
<A NAME="drawRoundRect(int, int, int, int, int, int)"><!-- --></A><H3>
drawRoundRect</H3>
<PRE>
public void <B>drawRoundRect</B>(int x,
int y,
int width,
int height,
int arcWidth,
int arcHeight)</PRE>
<DL>
<DD>Draws a rounded corner rectangle in the given coordinates with the arcWidth/height matching the last two arguments respectively.
<P>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>x</CODE> - the x coordinate of the rectangle to be drawn.<DD><CODE>y</CODE> - the y coordinate of the rectangle to be drawn.<DD><CODE>width</CODE> - the width of the rectangle to be drawn.<DD><CODE>height</CODE> - the height of the rectangle to be drawn.<DD><CODE>arcWidth</CODE> - the horizontal diameter of the arc at the four corners.<DD><CODE>arcHeight</CODE> - the vertical diameter of the arc at the four corners.</DL>
</DD>
</DL>
<HR>
<A NAME="fillRoundRect(int, int, int, int, int, int)"><!-- --></A><H3>
fillRoundRect</H3>
<PRE>
public void <B>fillRoundRect</B>(int x,
int y,
int width,
int height,
int arcWidth,
int arcHeight)</PRE>
<DL>
<DD>Fills a rounded rectangle in the same way as drawRoundRect
<P>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>x</CODE> - the x coordinate of the rectangle to be filled.<DD><CODE>y</CODE> - the y coordinate of the rectangle to be filled.<DD><CODE>width</CODE> - the width of the rectangle to be filled.<DD><CODE>height</CODE> - the height of the rectangle to be filled.<DD><CODE>arcWidth</CODE> - the horizontal diameter of the arc at the four corners.<DD><CODE>arcHeight</CODE> - the vertical diameter of the arc at the four corners.<DT><B>See Also:</B><DD><A HREF="../../../com/sun/lwuit/Graphics.html#drawRoundRect(int, int, int, int, int, int)"><CODE>drawRoundRect(int, int, int, int, int, int)</CODE></A></DL>
</DD>
</DL>
<HR>
<A NAME="fillArc(int, int, int, int, int, int)"><!-- --></A><H3>
fillArc</H3>
<PRE>
public void <B>fillArc</B>(int x,
int y,
int width,
int height,
int startAngle,
int arcAngle)</PRE>
<DL>
<DD>Fills a circular or eliptical arc based on the given angles and bounding box. The resulting arc begins at startAngle and extends for arcAngle degrees.
<P>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>x</CODE> - the x coordinate of the upper-left corner of the arc to be filled.<DD><CODE>y</CODE> - the y coordinate of the upper-left corner of the arc to be filled.<DD><CODE>width</CODE> - the width of the arc to be filled.<DD><CODE>height</CODE> - the height of the arc to be filled.<DD><CODE>startAngle</CODE> - the beginning angle.<DD><CODE>arcAngle</CODE> - the angular extent of the arc, relative to the start angle.</DL>
</DD>
</DL>
<HR>
<A NAME="drawArc(int, int, int, int, int, int)"><!-- --></A><H3>
drawArc</H3>
<PRE>
public void <B>drawArc</B>(int x,
int y,
int width,
int height,
int startAngle,
int arcAngle)</PRE>
<DL>
<DD>Draws a circular or eliptical arc based on the given angles and bounding box
<P>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>x</CODE> - the x coordinate of the upper-left corner of the arc to be drawn.<DD><CODE>y</CODE> - the y coordinate of the upper-left corner of the arc to be drawn.<DD><CODE>width</CODE> - the width of the arc to be drawn.<DD><CODE>height</CODE> - the height of the arc to be drawn.<DD><CODE>startAngle</CODE> - the beginning angle.<DD><CODE>arcAngle</CODE> - the angular extent of the arc, relative to the start angle.</DL>
</DD>
</DL>
<HR>
<A NAME="drawString(java.lang.String, int, int)"><!-- --></A><H3>
drawString</H3>
<PRE>
public void <B>drawString</B>(java.lang.String str,
int x,
int y)</PRE>
<DL>
<DD>Draw a string using the current font and color in the x,y coordinates. The font is drawn from the top position and not the baseline.
<P>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>str</CODE> - the string to be drawn.<DD><CODE>x</CODE> - the x coordinate.<DD><CODE>y</CODE> - the y coordinate.</DL>
</DD>
</DL>
<HR>
<A NAME="drawChar(char, int, int)"><!-- --></A><H3>
drawChar</H3>
<PRE>
public void <B>drawChar</B>(char character,
int x,
int y)</PRE>
<DL>
<DD>Draw the given char using the current font and color in the x,y coordinates. The font is drawn from the top position and not the baseline.
<P>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>character</CODE> - - the character to be drawn<DD><CODE>x</CODE> - the x coordinate of the baseline of the text<DD><CODE>y</CODE> - the y coordinate of the baseline of the text</DL>
</DD>
</DL>
<HR>
<A NAME="drawChars(char[], int, int, int, int)"><!-- --></A><H3>
drawChars</H3>
<PRE>
public void <B>drawChars</B>(char[] data,
int offset,
int length,
int x,
int y)</PRE>
<DL>
<DD>Draw the given char array using the current font and color in the x,y coordinates. The font is drawn from the top position and not the baseline.
<P>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>data</CODE> - the array of characters to be drawn<DD><CODE>offset</CODE> - the start offset in the data<DD><CODE>length</CODE> - the number of characters to be drawn<DD><CODE>x</CODE> - the x coordinate of the baseline of the text<DD><CODE>y</CODE> - the y coordinate of the baseline of the text</DL>
</DD>
</DL>
<HR>
<A NAME="drawImage(com.sun.lwuit.Image, int, int)"><!-- --></A><H3>
drawImage</H3>
<PRE>
public void <B>drawImage</B>(<A HREF="../../../com/sun/lwuit/Image.html" title="class in com.sun.lwuit">Image</A> img,
int x,
int y)</PRE>
<DL>
<DD>Draws the image so its top left coordinate corresponds to x/y
<P>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>img</CODE> - the specified image to be drawn. This method does nothing if img is null.<DD><CODE>x</CODE> - the x coordinate.<DD><CODE>y</CODE> - the y coordinate.</DL>
</DD>
</DL>
<HR>
<A NAME="fillTriangle(int, int, int, int, int, int)"><!-- --></A><H3>
fillTriangle</H3>
<PRE>
public void <B>fillTriangle</B>(int x1,
int y1,
int x2,
int y2,
int x3,
int y3)</PRE>
<DL>
<DD>Draws a filled triangle with the given coordinates
<P>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>x1</CODE> - the x coordinate of the first vertex of the triangle<DD><CODE>y1</CODE> - the y coordinate of the first vertex of the triangle<DD><CODE>x2</CODE> - the x coordinate of the second vertex of the triangle<DD><CODE>y2</CODE> - the y coordinate of the second vertex of the triangle<DD><CODE>x3</CODE> - the x coordinate of the third vertex of the triangle<DD><CODE>y3</CODE> - the y coordinate of the third vertex of the triangle</DL>
</DD>
</DL>
<HR>
<A NAME="fillLinearGradient(int, int, int, int, int, int, boolean)"><!-- --></A><H3>
fillLinearGradient</H3>
<PRE>
public void <B>fillLinearGradient</B>(int startColor,
int endColor,
int x,
int y,
int width,
int height,
boolean horizontal)</PRE>
<DL>
<DD>Draws a linear gradient in the given coordinates with the given colors, takes alpha into consideration when drawing the gradient
<P>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>startColor</CODE> - the starting RGB color<DD><CODE>endColor</CODE> - the ending RGB color<DD><CODE>x</CODE> - the x coordinate<DD><CODE>y</CODE> - the y coordinate<DD><CODE>width</CODE> - the width of the region to be filled<DD><CODE>height</CODE> - the height of the region to be filled<DD><CODE>horizontal</CODE> - indicating wheter it is a horizontal fill or vertical</DL>
</DD>
</DL>
<HR>
<A NAME="fillRect(int, int, int, int, byte)"><!-- --></A><H3>
fillRect</H3>
<PRE>
public void <B>fillRect</B>(int x,
int y,
int w,
int h,
byte alpha)</PRE>
<DL>
<DD>Fills a rectangle with an optionally translucent fill color
<P>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>x</CODE> - the x coordinate of the rectangle to be filled<DD><CODE>y</CODE> - the y coordinate of the rectangle to be filled<DD><CODE>w</CODE> - the width of the rectangle to be filled<DD><CODE>h</CODE> - the height of the rectangle to be filled<DD><CODE>alpha</CODE> - the alpha values specify semitransparency</DL>
</DD>
</DL>
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