Update image (#26)

* Update sample code

* Update images

Author: Watson1978

arc.rb.html

@@ -32,9 +32,9 @@ <h1>arc.rb</h1>
 # Annotate
 gc.font_weight(Magick::NormalWeight)
 gc.font_style(Magick::NormalStyle)
-gc.stroke('transparent')
 gc.fill('black')
 gc.fill_opacity(1)
+gc.stroke('transparent')
 
 # xMagick recognizes the braces as delimiters.
 gc.gravity(Magick::NorthWestGravity)

bounding_box.rb.html

@@ -39,6 +39,7 @@ <h1>bounding_box.rb</h1>
 gc.circle(bb.x + bb.width, bb.y + bb.height, bb.x + bb.width + 2, bb.y + bb.height + 2)
 
 gc.fill('black')
+gc.fill_opacity(1)
 gc.stroke('transparent')
 gc.font_weight(Magick::NormalWeight)
 gc.font_style(Magick::NormalStyle)

cbezier1.rb.html

@@ -41,6 +41,7 @@ <h1>cbezier1.rb</h1>
 gc.font_weight(Magick::NormalWeight)
 gc.font_style(Magick::NormalStyle)
 gc.fill('black')
+gc.fill_opacity(1)
 gc.stroke('transparent')
 gc.text(27, 120, "'20,120'")
 gc.text(27, 20, "'20,20'")

cbezier2.rb.html

@@ -41,6 +41,7 @@ <h1>cbezier2.rb</h1>
 gc.font_weight(Magick::NormalWeight)
 gc.font_style(Magick::NormalStyle)
 gc.fill('black')
+gc.fill_opacity(1)
 gc.stroke('transparent')
 gc.text(34, 125, "'25,125'")
 gc.text(107, 25, "'100,25'")

cbezier3.rb.html

@@ -41,6 +41,7 @@ <h1>cbezier3.rb</h1>
 gc.font_weight(Magick::NormalWeight)
 gc.font_style(Magick::NormalStyle)
 gc.fill('black')
+gc.fill_opacity(1)
 gc.stroke('transparent')
 gc.text(107, 150, "'100,150'")
 gc.text(30, 50, "'25,50'")

cbezier4.rb.html

@@ -41,6 +41,7 @@ <h1>cbezier4.rb</h1>
 gc.font_weight(Magick::NormalWeight)
 gc.font_style(Magick::NormalStyle)
 gc.fill('black')
+gc.fill_opacity(1)
 gc.stroke('transparent')
 gc.text(29, 180, "'20,180'")
 gc.text(29, 33,  "'20,30'")

cbezier5.rb.html

@@ -41,6 +41,7 @@ <h1>cbezier5.rb</h1>
 gc.font_weight(Magick::NormalWeight)
 gc.font_style(Magick::NormalStyle)
 gc.fill('black')
+gc.fill_opacity(1)
 gc.stroke('transparent')
 gc.text(29, 120, "'20,120'")
 gc.text(104, 20,  "'95,20'")

cbezier6.rb.html

@@ -48,6 +48,7 @@ <h1>cbezier6.rb</h1>
 gc.font_weight(Magick::NormalWeight)
 gc.font_style(Magick::NormalStyle)
 gc.fill('black')
+gc.fill_opacity(1)
 gc.stroke('transparent')
 gc.text(30, 170, "'50,150'")
 gc.text(30, 40, "'50,50'")

circle.rb.html

@@ -36,6 +36,7 @@ <h1>circle.rb</h1>
 gc.font_weight(Magick::NormalWeight)
 gc.font_style(Magick::NormalStyle)
 gc.fill('black')
+gc.fill_opacity(1)
 gc.stroke('transparent')
 gc.text(132, 125, "'125,125'")
 gc.text(32, 125, "'25,125'")

ex/adaptive_threshold.jpg

@@ -28,8 +28,9 @@ <h1>grav.rb</h1>
 # Draw text at all 9 compass points.
 gc.font_weight(Magick::NormalWeight)
 gc.font_style(Magick::NormalStyle)
-gc.stroke('transparent')
 gc.fill('black')
+gc.fill_opacity(1)
+gc.stroke('transparent')
 gc.gravity(Magick::NorthWestGravity)
 gc.text(20, 20, 'NorthWestGravity')
 gc.gravity(Magick::NorthGravity)

ex/add_noise_GaussianNoise.jpg

@@ -587,7 +587,7 @@ <h4>Example</h4>
       <p>This half-size preview demonstrates the SolarizePreview argument.</p>
 
       <p>
-        <a href="javascript:popup('preview.rb.html')"><img src="ex/preview.jpg" alt="preview example" title="Click to see the example script" /></a>
+        <a href="javascript:popup('preview.rb.html')"><img src="ex/preview_SolarizePreview.jpg" alt="preview example" title="Click to see the example script" /></a>
       </p>
 
       <h4>Magick API</h4>
@@ -2211,15 +2211,15 @@ <h4>Example</h4>
             style="padding: 8px; display: none"
             id="shadowless"
             onmouseout="this.style.display='none';shadowed.style.display='';"
-            src="ex/shadow_before.gif"
+            src="ex/shadow_before.png"
             alt="shadow example"
             title="Click to see the example script" /><!--
                                                           This img tag displays the shadowed image when the mouse is not over
                                                           --><img
             class="hide"
             id="shadowed"
             onmouseover="this.style.display='none';shadowless.style.display='';"
-            src="ex/shadow_after.gif"
+            src="ex/shadow_after.png"
             alt="shadow example"
         /></a>
         <img src="ex/images/spin.gif" alt="" style="margin-bottom: 120px" title="Mouse over the example to see the original image" />
@@ -2710,7 +2710,7 @@ <h4>Example</h4>
 
       <p>
         <a href="javascript:popup('sparse_color.rb.html')"
-          ><img src="ex/sparse_color.png" title="Click to see the example script" alt="sparse_color example"
+          ><img src="ex/sparse_color-0.png" title="Click to see the example script" alt="sparse_color example"
         /></a>
       </p>
 

ex/add_noise_ImpulseNoise.jpg

@@ -42,6 +42,7 @@ <h1>line.rb</h1>
 gc.font_weight(Magick::NormalWeight)
 gc.font_style(Magick::NormalStyle)
 gc.fill('black')
+gc.fill_opacity(1)
 gc.stroke('transparent')
 gc.text(30, 40, "'50,50'")
 gc.text(30, 220, "'50,200'")

ex/add_noise_LaplacianNoise.jpg

@@ -36,8 +36,9 @@ <h1>opacity.rb</h1>
 
 gc.font_weight(Magick::NormalWeight)
 gc.font_style(Magick::NormalStyle)
-gc.stroke('transparent')
 gc.fill('black')
+gc.fill_opacity(1)
+gc.stroke('transparent')
 gc.gravity(Magick::SouthGravity)
 gc.text(-90, 15, '"25%"')
 gc.text(-30, 15, '"50%"')

ex/add_noise_MultiplicativeGaussianNoise.jpg

@@ -53,8 +53,9 @@ <h1>path.rb</h1>
 # Add labels
 gc.font_weight Magick::NormalWeight
 gc.font_style Magick::NormalStyle
-gc.stroke 'none' # unset stroke color
 gc.fill 'black'
+gc.fill_opacity 1
+gc.stroke 'none' # unset stroke color
 
 # Add end point labels
 gc.text 30, 125, "'20,120'"

ex/add_noise_PoissonNoise.jpg

@@ -14,7 +14,7 @@ <h1>posterize.rb</h1>
 require 'rmagick'
 
 img = Magick::Image.read('images/Flower_Hat.jpg').first
-result = img.posterize
+result = img.posterize(2)
 result.write('posterize.jpg')
 exit
 </pre>

ex/add_noise_UniformNoise.jpg

@@ -35,6 +35,7 @@ <h1>rectangle.rb</h1>
 gc.font_weight(Magick::NormalWeight)
 gc.font_style(Magick::NormalStyle)
 gc.fill('black')
+gc.fill_opacity(1)
 gc.stroke('transparent')
 gc.text(30, 35, "'20,20'")
 gc.text(230, 175, "'280,180'")

ex/affine.gif

@@ -35,6 +35,7 @@ <h1>roundrect.rb</h1>
 gc.font_weight(Magick::NormalWeight)
 gc.font_style(Magick::NormalStyle)
 gc.fill('black')
+gc.fill_opacity(1)
 gc.stroke('transparent')
 gc.text(30, 35, "'20,20'")
 gc.text(230, 175, "'280,180'")

ex/affine_transform.jpg

@@ -35,6 +35,7 @@ <h1>stroke_dasharray.rb</h1>
 gc.line(10, 140, 490, 140)
 
 gc.fill('black')
+gc.fill_opacity(1)
 gc.stroke('transparent')
 gc.font_weight(Magick::NormalWeight)
 gc.font_style(Magick::NormalStyle)

ex/arc.gif

@@ -43,6 +43,7 @@ <h1>stroke_linecap.rb</h1>
 
 # Annotate
 gc.fill('black')
+gc.fill_opacity(1)
 gc.stroke('transparent')
 gc.pointsize(14)
 gc.font_weight(Magick::BoldWeight)

ex/arcpath.gif

@@ -48,6 +48,7 @@ <h1>stroke_linejoin.rb</h1>
 
 # Annotate
 gc.fill('black')
+gc.fill_opacity(1)
 gc.stroke('transparent')
 gc.pointsize(14)
 gc.font_weight(Magick::BoldWeight)

ex/arcs01.gif

@@ -47,6 +47,7 @@ <h1>stroke_width.rb</h1>
 gc.font_weight(Magick::NormalWeight)
 gc.font_style(Magick::NormalStyle)
 gc.fill('black')
+gc.fill_opacity(1)
 gc.stroke('transparent')
 gc.text(60, 70, "'5'")
 gc.text(180, 70, "'10'")