Update image (#26)

* Update sample code * Update images
rmagick · May 10, 2024 · 3b47651 · 3b47651
1 parent c5f8ca9
commit 3b47651
Show file tree

Hide file tree

Showing 291 changed files with 278 additions and 199 deletions.
diff --git a/arc.rb.html b/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)

diff --git a/bounding_box.rb.html b/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)

diff --git a/cbezier1.rb.html b/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'")

diff --git a/cbezier2.rb.html b/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'")

diff --git a/cbezier3.rb.html b/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'")

diff --git a/cbezier4.rb.html b/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'")

diff --git a/cbezier5.rb.html b/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'")

diff --git a/cbezier6.rb.html b/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'")

diff --git a/circle.rb.html b/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'")

diff --git a/ex/adaptive_threshold.jpg b/ex/adaptive_threshold.jpg
diff --git a/ex/add_noise_GaussianNoise.jpg b/ex/add_noise_GaussianNoise.jpg
diff --git a/ex/add_noise_ImpulseNoise.jpg b/ex/add_noise_ImpulseNoise.jpg
diff --git a/ex/add_noise_LaplacianNoise.jpg b/ex/add_noise_LaplacianNoise.jpg
diff --git a/ex/add_noise_MultiplicativeGaussianNoise.jpg b/ex/add_noise_MultiplicativeGaussianNoise.jpg
diff --git a/ex/add_noise_PoissonNoise.jpg b/ex/add_noise_PoissonNoise.jpg
diff --git a/ex/add_noise_UniformNoise.jpg b/ex/add_noise_UniformNoise.jpg
diff --git a/ex/affine.gif b/ex/affine.gif
diff --git a/ex/affine_transform.jpg b/ex/affine_transform.jpg
diff --git a/ex/arc.gif b/ex/arc.gif
diff --git a/ex/arcpath.gif b/ex/arcpath.gif
diff --git a/ex/arcs01.gif b/ex/arcs01.gif
diff --git a/ex/arcs02.gif b/ex/arcs02.gif
diff --git a/ex/average_after.gif b/ex/average_after.gif
diff --git a/ex/average_before.gif b/ex/average_before.gif
diff --git a/ex/axes.gif b/ex/axes.gif
diff --git a/ex/baseline_shift01.gif b/ex/baseline_shift01.gif
diff --git a/ex/bilevel_channel.jpg b/ex/bilevel_channel.jpg
diff --git a/ex/blur_image.jpg b/ex/blur_image.jpg
diff --git a/ex/border.jpg b/ex/border.jpg
diff --git a/ex/bounding_box.gif b/ex/bounding_box.gif
diff --git a/ex/cbezier1.gif b/ex/cbezier1.gif
diff --git a/ex/cbezier2.gif b/ex/cbezier2.gif
diff --git a/ex/cbezier3.gif b/ex/cbezier3.gif
diff --git a/ex/cbezier4.gif b/ex/cbezier4.gif
diff --git a/ex/cbezier5.gif b/ex/cbezier5.gif
diff --git a/ex/cbezier6.gif b/ex/cbezier6.gif
diff --git a/ex/channel.jpg b/ex/channel.jpg
diff --git a/ex/channel_threshold_after.jpg b/ex/channel_threshold_after.jpg
diff --git a/ex/channel_threshold_before.jpg b/ex/channel_threshold_before.jpg
diff --git a/ex/charcoal.jpg b/ex/charcoal.jpg
diff --git a/ex/chop_after.jpg b/ex/chop_after.jpg
diff --git a/ex/chop_before.jpg b/ex/chop_before.jpg
diff --git a/ex/circle.gif b/ex/circle.gif
diff --git a/ex/circle01.gif b/ex/circle01.gif
diff --git a/ex/clip_path.gif b/ex/clip_path.gif
diff --git a/ex/coalesce.gif b/ex/coalesce.gif
diff --git a/ex/coalesce_anim.gif b/ex/coalesce_anim.gif
diff --git a/ex/color_fill_to_border_after.gif b/ex/color_fill_to_border_after.gif
diff --git a/ex/color_fill_to_border_before.gif b/ex/color_fill_to_border_before.gif
diff --git a/ex/color_floodfill_after.gif b/ex/color_floodfill_after.gif
diff --git a/ex/color_floodfill_before.gif b/ex/color_floodfill_before.gif
diff --git a/ex/color_histogram.gif b/ex/color_histogram.gif
diff --git a/ex/color_reset.gif b/ex/color_reset.gif
diff --git a/ex/colorize.jpg b/ex/colorize.jpg
diff --git a/ex/colors.gif b/ex/colors.gif
diff --git a/ex/colors.miff b/ex/colors.miff
diff --git a/ex/compose_mask.gif b/ex/compose_mask.gif
diff --git a/ex/compose_mask_example.jpg b/ex/compose_mask_example.jpg
diff --git a/ex/compose_mask_source.gif b/ex/compose_mask_source.gif
diff --git a/ex/composite.gif b/ex/composite.gif
diff --git a/ex/composite_layers.gif b/ex/composite_layers.gif
diff --git a/ex/composite_layers1.gif b/ex/composite_layers1.gif
diff --git a/ex/composite_tiled.jpg b/ex/composite_tiled.jpg
diff --git a/ex/constitute.jpg b/ex/constitute.jpg
diff --git a/ex/contrast.jpg b/ex/contrast.jpg
diff --git a/ex/crop_after.jpg b/ex/crop_after.jpg
diff --git a/ex/crop_after.png b/ex/crop_after.png
diff --git a/ex/crop_before.jpg b/ex/crop_before.jpg
diff --git a/ex/crop_before.png b/ex/crop_before.png
diff --git a/ex/crop_resized.jpg b/ex/crop_resized.jpg
diff --git a/ex/crop_with_gravity.miff b/ex/crop_with_gravity.miff
diff --git a/ex/crop_with_gravity.png b/ex/crop_with_gravity.png
diff --git a/ex/cubic01.gif b/ex/cubic01.gif
diff --git a/ex/cubic02.gif b/ex/cubic02.gif
diff --git a/ex/cycle_colormap.gif b/ex/cycle_colormap.gif
diff --git a/ex/dissolve.jpg b/ex/dissolve.jpg
diff --git a/ex/drop_shadow.gif b/ex/drop_shadow.gif
diff --git a/ex/edge.jpg b/ex/edge.jpg
diff --git a/ex/ellipse.gif b/ex/ellipse.gif
diff --git a/ex/ellipse01.gif b/ex/ellipse01.gif
diff --git a/ex/emboss.jpg b/ex/emboss.jpg
diff --git a/ex/enhance.jpg b/ex/enhance.jpg
diff --git a/ex/equalize.jpg b/ex/equalize.jpg
diff --git a/ex/evenodd.gif b/ex/evenodd.gif
diff --git a/ex/fill_pattern.gif b/ex/fill_pattern.gif
diff --git a/ex/flatten_images.gif b/ex/flatten_images.gif
diff --git a/ex/flip.jpg b/ex/flip.jpg
diff --git a/ex/flop.jpg b/ex/flop.jpg
diff --git a/ex/font_styles.gif b/ex/font_styles.gif
diff --git a/ex/frame.jpg b/ex/frame.jpg
diff --git a/ex/gaussian_blur.jpg b/ex/gaussian_blur.jpg
diff --git a/ex/get_multiline_type_metrics.gif b/ex/get_multiline_type_metrics.gif
diff --git a/ex/get_pixels.jpg b/ex/get_pixels.jpg
diff --git a/ex/get_type_metrics.gif b/ex/get_type_metrics.gif
diff --git a/ex/gradientfill.gif b/ex/gradientfill.gif
diff --git a/ex/grav.gif b/ex/grav.gif
diff --git a/ex/group.gif b/ex/group.gif
diff --git a/ex/hatchfill.gif b/ex/hatchfill.gif
diff --git a/ex/image.gif b/ex/image.gif
diff --git a/ex/images/Coffee.png b/ex/images/Coffee.png
diff --git a/ex/images/Coffee.wmf b/ex/images/Coffee.wmf
diff --git a/ex/images/No.png b/ex/images/No.png
diff --git a/ex/images/No.wmf b/ex/images/No.wmf
diff --git a/ex/images/Snake.png b/ex/images/Snake.png
diff --git a/ex/images/Snake.wmf b/ex/images/Snake.wmf
diff --git a/ex/images/graydient210x6.gif b/ex/images/graydient210x6.gif
diff --git a/ex/images/image_with_profile.jpg b/ex/images/image_with_profile.jpg
diff --git a/ex/images/logo400x83.gif b/ex/images/logo400x83.gif
diff --git a/ex/images/small.tif b/ex/images/small.tif
diff --git a/ex/implode.gif b/ex/implode.gif
diff --git a/ex/initial_coords.gif b/ex/initial_coords.gif
diff --git a/ex/level.jpg b/ex/level.jpg
diff --git a/ex/level_channel.jpg b/ex/level_channel.jpg
diff --git a/ex/level_colors.jpg b/ex/level_colors.jpg
diff --git a/ex/line.gif b/ex/line.gif
diff --git a/ex/line01.gif b/ex/line01.gif
diff --git a/ex/map_after.jpg b/ex/map_after.jpg
diff --git a/ex/map_before.jpg b/ex/map_before.jpg
diff --git a/ex/map_f.jpg b/ex/map_f.jpg
diff --git a/ex/mask.jpg b/ex/mask.jpg
diff --git a/ex/matte_fill_to_border_after.gif b/ex/matte_fill_to_border_after.gif
diff --git a/ex/matte_fill_to_border_before.gif b/ex/matte_fill_to_border_before.gif
diff --git a/ex/matte_floodfill_after.gif b/ex/matte_floodfill_after.gif
diff --git a/ex/matte_floodfill_before.gif b/ex/matte_floodfill_before.gif
diff --git a/ex/matte_replace_after.gif b/ex/matte_replace_after.gif
diff --git a/ex/matte_replace_before.gif b/ex/matte_replace_before.gif
diff --git a/ex/median_filter.jpg b/ex/median_filter.jpg
diff --git a/ex/modulate.jpg b/ex/modulate.jpg
diff --git a/ex/mono.jpg b/ex/mono.jpg
diff --git a/ex/morph.gif b/ex/morph.gif
diff --git a/ex/mosaic.gif b/ex/mosaic.gif
diff --git a/ex/motion_blur.jpg b/ex/motion_blur.jpg
diff --git a/ex/negate.jpg b/ex/negate.jpg
diff --git a/ex/negate_channel.jpg b/ex/negate_channel.jpg
diff --git a/ex/nested_rvg.gif b/ex/nested_rvg.gif
diff --git a/ex/new_coord_sys.gif b/ex/new_coord_sys.gif
diff --git a/ex/nonzero.gif b/ex/nonzero.gif
diff --git a/ex/normalize.jpg b/ex/normalize.jpg
diff --git a/ex/oil_paint.jpg b/ex/oil_paint.jpg
diff --git a/ex/opacity.gif b/ex/opacity.gif
diff --git a/ex/opacity.png b/ex/opacity.png
diff --git a/ex/opaque.jpg b/ex/opaque.jpg
diff --git a/ex/ordered_dither.jpg b/ex/ordered_dither.jpg
diff --git a/ex/orig_coord_sys.gif b/ex/orig_coord_sys.gif
diff --git a/ex/path.gif b/ex/path.gif
diff --git a/ex/pattern1.gif b/ex/pattern1.gif
diff --git a/ex/pattern2.gif b/ex/pattern2.gif
diff --git a/ex/polaroid.jpg b/ex/polaroid.jpg
diff --git a/ex/polygon.gif b/ex/polygon.gif
diff --git a/ex/polygon01.gif b/ex/polygon01.gif
diff --git a/ex/polyline.gif b/ex/polyline.gif
diff --git a/ex/polyline01.gif b/ex/polyline01.gif
diff --git a/ex/posterize.jpg b/ex/posterize.jpg
diff --git a/ex/preserve_aspect_ratio.gif b/ex/preserve_aspect_ratio.gif
diff --git a/ex/preview.jpg b/ex/preview.jpg
diff --git a/ex/preview_AddNoisePreview.jpg b/ex/preview_AddNoisePreview.jpg
diff --git a/ex/preview_BlurPreview.jpg b/ex/preview_BlurPreview.jpg
diff --git a/ex/preview_BrightnessPreview.jpg b/ex/preview_BrightnessPreview.jpg
diff --git a/ex/preview_CharcoalDrawingPreview.jpg b/ex/preview_CharcoalDrawingPreview.jpg
diff --git a/ex/preview_DespecklePreview.jpg b/ex/preview_DespecklePreview.jpg
diff --git a/ex/preview_DullPreview.jpg b/ex/preview_DullPreview.jpg
diff --git a/ex/preview_EdgeDetectPreview.jpg b/ex/preview_EdgeDetectPreview.jpg
diff --git a/ex/preview_GammaPreview.jpg b/ex/preview_GammaPreview.jpg
diff --git a/ex/preview_GrayscalePreview.jpg b/ex/preview_GrayscalePreview.jpg
diff --git a/ex/preview_HuePreview.jpg b/ex/preview_HuePreview.jpg
diff --git a/ex/preview_ImplodePreview.jpg b/ex/preview_ImplodePreview.jpg
diff --git a/ex/preview_JPEGPreview.jpg b/ex/preview_JPEGPreview.jpg
diff --git a/ex/preview_OilPaintPreview.jpg b/ex/preview_OilPaintPreview.jpg
diff --git a/ex/preview_QuantizePreview.jpg b/ex/preview_QuantizePreview.jpg
diff --git a/ex/preview_RaisePreview.jpg b/ex/preview_RaisePreview.jpg
diff --git a/ex/preview_ReduceNoisePreview.jpg b/ex/preview_ReduceNoisePreview.jpg
diff --git a/ex/preview_RollPreview.jpg b/ex/preview_RollPreview.jpg
diff --git a/ex/preview_RotatePreview.jpg b/ex/preview_RotatePreview.jpg
diff --git a/ex/preview_SaturationPreview.jpg b/ex/preview_SaturationPreview.jpg
diff --git a/ex/preview_SegmentPreview.jpg b/ex/preview_SegmentPreview.jpg
diff --git a/ex/preview_ShadePreview.jpg b/ex/preview_ShadePreview.jpg
diff --git a/ex/preview_SharpenPreview.jpg b/ex/preview_SharpenPreview.jpg
diff --git a/ex/preview_ShearPreview.jpg b/ex/preview_ShearPreview.jpg
diff --git a/ex/preview_SolarizePreview.jpg b/ex/preview_SolarizePreview.jpg
diff --git a/ex/preview_SpiffPreview.jpg b/ex/preview_SpiffPreview.jpg
diff --git a/ex/preview_SpreadPreview.jpg b/ex/preview_SpreadPreview.jpg
diff --git a/ex/preview_SwirlPreview.jpg b/ex/preview_SwirlPreview.jpg
diff --git a/ex/preview_ThresholdPreview.jpg b/ex/preview_ThresholdPreview.jpg
diff --git a/ex/preview_UndefinedPreview.jpg b/ex/preview_UndefinedPreview.jpg
diff --git a/ex/preview_WavePreview.jpg b/ex/preview_WavePreview.jpg
diff --git a/ex/qbezierpath.gif b/ex/qbezierpath.gif
diff --git a/ex/quad01.gif b/ex/quad01.gif
diff --git a/ex/quantize_m_after.jpg b/ex/quantize_m_after.jpg
diff --git a/ex/quantize_m_before.jpg b/ex/quantize_m_before.jpg
diff --git a/ex/radial_blur.jpg b/ex/radial_blur.jpg
diff --git a/ex/raise.jpg b/ex/raise.jpg
diff --git a/ex/random_channel_threshold.jpg b/ex/random_channel_threshold.jpg
diff --git a/ex/random_threshold_channel.jpg b/ex/random_threshold_channel.jpg
diff --git a/ex/rect01.gif b/ex/rect01.gif
diff --git a/ex/rect02.gif b/ex/rect02.gif
diff --git a/ex/rectangle.gif b/ex/rectangle.gif
diff --git a/ex/reduce_noise.jpg b/ex/reduce_noise.jpg
diff --git a/ex/remap.jpg b/ex/remap.jpg
diff --git a/ex/remap_images.jpg b/ex/remap_images.jpg
diff --git a/ex/resize_to_fill.jpg b/ex/resize_to_fill.jpg
diff --git a/ex/resize_to_fit.jpg b/ex/resize_to_fit.jpg
diff --git a/ex/rm_demo_out.miff b/ex/rm_demo_out.miff
diff --git a/ex/rm_demo_out.png b/ex/rm_demo_out.png
diff --git a/ex/rm_gravity_out.miff b/ex/rm_gravity_out.miff
diff --git a/ex/roll.jpg b/ex/roll.jpg
diff --git a/ex/rotate.gif b/ex/rotate.gif
diff --git a/ex/rotate_f.jpg b/ex/rotate_f.jpg
diff --git a/ex/rotate_scale.gif b/ex/rotate_scale.gif
diff --git a/ex/roundrect.gif b/ex/roundrect.gif
diff --git a/ex/rubyname.gif b/ex/rubyname.gif
diff --git a/ex/rvg_clippath.gif b/ex/rvg_clippath.gif
diff --git a/ex/rvg_linecap.gif b/ex/rvg_linecap.gif
diff --git a/ex/rvg_linejoin.gif b/ex/rvg_linejoin.gif
diff --git a/ex/rvg_stroke_dasharray.gif b/ex/rvg_stroke_dasharray.gif
diff --git a/ex/segment.jpg b/ex/segment.jpg
diff --git a/ex/sepiatone.jpg b/ex/sepiatone.jpg
diff --git a/ex/shade.jpg b/ex/shade.jpg
diff --git a/ex/shadow_after.gif b/ex/shadow_after.gif
diff --git a/ex/shadow_after.png b/ex/shadow_after.png
diff --git a/ex/shadow_before.gif b/ex/shadow_before.gif
diff --git a/ex/shadow_before.png b/ex/shadow_before.png
diff --git a/ex/shave.jpg b/ex/shave.jpg
diff --git a/ex/shear.jpg b/ex/shear.jpg
diff --git a/ex/sketch.jpg b/ex/sketch.jpg
diff --git a/ex/skew.gif b/ex/skew.gif
diff --git a/ex/skewx.gif b/ex/skewx.gif
diff --git a/ex/skewy.gif b/ex/skewy.gif
diff --git a/ex/smile.gif b/ex/smile.gif
diff --git a/ex/solarize.jpg b/ex/solarize.jpg
diff --git a/ex/solidfill.gif b/ex/solidfill.gif
diff --git a/ex/sparse_color-0.png b/ex/sparse_color-0.png
diff --git a/ex/sparse_color-1.png b/ex/sparse_color-1.png
diff --git a/ex/sparse_color.png b/ex/sparse_color.png
diff --git a/ex/splice.jpg b/ex/splice.jpg
diff --git a/ex/spread.jpg b/ex/spread.jpg
diff --git a/ex/stroke_dasharray.gif b/ex/stroke_dasharray.gif
diff --git a/ex/stroke_fill.gif b/ex/stroke_fill.gif
diff --git a/ex/stroke_linecap.gif b/ex/stroke_linecap.gif
diff --git a/ex/stroke_linejoin.gif b/ex/stroke_linejoin.gif
diff --git a/ex/stroke_width.gif b/ex/stroke_width.gif
diff --git a/ex/swirl.gif b/ex/swirl.gif
diff --git a/ex/text.gif b/ex/text.gif
diff --git a/ex/text01.gif b/ex/text01.gif
diff --git a/ex/text_align.gif b/ex/text_align.gif
diff --git a/ex/text_antialias.gif b/ex/text_antialias.gif
diff --git a/ex/text_styles.gif b/ex/text_styles.gif
diff --git a/ex/text_undercolor.gif b/ex/text_undercolor.gif
diff --git a/ex/texture_fill_to_border_after.gif b/ex/texture_fill_to_border_after.gif
diff --git a/ex/texture_fill_to_border_before.gif b/ex/texture_fill_to_border_before.gif
diff --git a/ex/texture_floodfill_after.gif b/ex/texture_floodfill_after.gif
diff --git a/ex/texture_floodfill_before.gif b/ex/texture_floodfill_before.gif
diff --git a/ex/texturefill.gif b/ex/texturefill.gif
diff --git a/ex/threshold.jpg b/ex/threshold.jpg
diff --git a/ex/to_blob.gif b/ex/to_blob.gif
diff --git a/ex/translate.gif b/ex/translate.gif
diff --git a/ex/transparent_after.gif b/ex/transparent_after.gif
diff --git a/ex/transparent_before.gif b/ex/transparent_before.gif
diff --git a/ex/transpose.jpg b/ex/transpose.jpg
diff --git a/ex/transverse.jpg b/ex/transverse.jpg
diff --git a/ex/tref01.gif b/ex/tref01.gif
diff --git a/ex/triangle01.gif b/ex/triangle01.gif
diff --git a/ex/trim_after.jpg b/ex/trim_after.jpg
diff --git a/ex/trim_before.jpg b/ex/trim_before.jpg
diff --git a/ex/tspan01.gif b/ex/tspan01.gif
diff --git a/ex/tspan02.gif b/ex/tspan02.gif
diff --git a/ex/tspan03.gif b/ex/tspan03.gif
diff --git a/ex/unsharp_mask.jpg b/ex/unsharp_mask.jpg
diff --git a/ex/use01.gif b/ex/use01.gif
diff --git a/ex/use02.gif b/ex/use02.gif
diff --git a/ex/use03.gif b/ex/use03.gif
diff --git a/ex/view_box_150x200.gif b/ex/view_box_150x200.gif
diff --git a/ex/view_box_300x200.gif b/ex/view_box_300x200.gif
diff --git a/ex/viewex.gif b/ex/viewex.gif
diff --git a/ex/vignette.jpg b/ex/vignette.jpg
diff --git a/ex/watermark.jpg b/ex/watermark.jpg
diff --git a/ex/wave.jpg b/ex/wave.jpg
diff --git a/ex/wet_floor.gif b/ex/wet_floor.gif
diff --git a/ex/writing_mode01.gif b/ex/writing_mode01.gif
diff --git a/ex/writing_mode02.gif b/ex/writing_mode02.gif
diff --git a/grav.rb.html b/grav.rb.html
@@ -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)

diff --git a/image3.html b/image3.html
@@ -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>
 

diff --git a/line.rb.html b/line.rb.html
@@ -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'")

diff --git a/opacity.rb.html b/opacity.rb.html
@@ -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%"')

diff --git a/path.rb.html b/path.rb.html
@@ -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'"

diff --git a/posterize.rb.html b/posterize.rb.html
@@ -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>

diff --git a/rectangle.rb.html b/rectangle.rb.html
@@ -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'")

diff --git a/roundrect.rb.html b/roundrect.rb.html
@@ -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'")

diff --git a/stroke_dasharray.rb.html b/stroke_dasharray.rb.html
@@ -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)

diff --git a/stroke_linecap.rb.html b/stroke_linecap.rb.html
@@ -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)

diff --git a/stroke_linejoin.rb.html b/stroke_linejoin.rb.html
@@ -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)

diff --git a/stroke_width.rb.html b/stroke_width.rb.html
@@ -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'")