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  1. JDK
  2. JDK-6573783

Add heuristics to ignore malformed bitmap tables

    Details

    • Type: Enhancement
    • Status: Closed
    • Priority: P4
    • Resolution: Not an Issue
    • Affects Version/s: 6u1
    • Fix Version/s: None
    • Component/s: client-libs
    • Labels:
    • Subcomponent:
      2d
    • CPU:
      sparc
    • OS:
      solaris_2.5.1

      Description

      On RHEL5 Japanese environment, some of Japanese characters are not displayed properly - the characters are converted to images.

      Test instruction is as follows:
      (fonts-japanese-0.20061016-4.el5 rpm package is required)

      1. Run Font2DTest.jar (it's in demo/jfc/Font2DTest)
         $ java -jar Font2DTest.jar
      2. On "Text to use:", select "User Text"
      3. On "User Text" dialog, type "\u7e66 \u7e67 \u7e56 \u7e5e \u7e59 \u7e69 \u7e52".
         Then press "Update" button
      4. 7 Japanese characters are displayed
      5. On "Font:", select "Sazanami Mincho"
         Then Japanese characters are changed to strange images...
      6. On Java5, Click "Fractional Metrics" or "Antialiasing" checkbox, these characters are visible.
         On Java6, Change "Fractional Metrics" or "Antialiasing" to "ON"

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              • Assignee:
                Unassigned
                Reporter:
                prr Philip Race
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                • Created:
                  Updated:
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