Class TextLayout.MetricsAdapter

java.lang.Object
org.eclipse.swt.graphics.TextLayout.MetricsAdapter
Enclosing class:
TextLayout
private static class TextLayout.MetricsAdapter extends Object
Adapts necessary Pango APIs to enforce fixed line metrics (when set)
Since:
3.0

  • Field Details

    • lineMetricsInPixels

      private FontMetrics lineMetricsInPixels

  • Constructor Details

    • MetricsAdapter

      private MetricsAdapter()

  • Method Details

    • wantToRealInPango

      private int wantToRealInPango(PangoRectangle realMetrics)
      Calculates Y offset from line metrics configured in lineMetricsInPixels to real text position for painting.

    • wantToRealInPango

      private int wantToRealInPango(long line)

    • isFixedMetrics

      public boolean isFixedMetrics()

    • getFixedLineMetrics

      public FontMetrics getFixedLineMetrics(Device device)

    • setFixedLineMetrics

      public void setFixedLineMetrics(Device device, FontMetrics metrics)

    • validateLayout

      private void validateLayout(long layout)

    • gdk_pango_layout_get_clip_region

      public long gdk_pango_layout_get_clip_region(long layout, int x_origin, int y_origin, int[] index_ranges, int n_ranges)

    • pango_cairo_show_layout

      public void pango_cairo_show_layout(long cairo, long layout, double x, double y)

    • pango_layout_get_size

      public void pango_layout_get_size(long layout, int[] width, int[] height)

    • pango_layout_iter_get_line_extents

      public void pango_layout_iter_get_line_extents(long iter, PangoRectangle ink_rect, PangoRectangle logical_rect)

    • pango_layout_line_get_extents

      public void pango_layout_line_get_extents(long line, PangoRectangle ink_rect, PangoRectangle logical_rect)