[LyX/master] Change tracking cue: for Graphics

[Guillaume Munch]

commit 325fbab4636507b62773e3873090e5f35590c95c
Author: Guillaume Munch <g...@lyx.org>
Date:   Mon May 23 17:01:48 2016 +0100

    Change tracking cue: for Graphics
    
    Strike through deleted graphics.
---
 src/insets/InsetGraphics.h   |    2 ++
 src/insets/RenderGraphic.cpp |   31 ++++++++++++++-----------------
 2 files changed, 16 insertions(+), 17 deletions(-)

diff --git a/src/insets/InsetGraphics.h b/src/insets/InsetGraphics.h
index 5270f2b..a2fef00 100644
--- a/src/insets/InsetGraphics.h
+++ b/src/insets/InsetGraphics.h
@@ -54,6 +54,8 @@ public:
        InsetGraphicsParams getParams() const { return params_;}
        ///
        bool clickable(BufferView const &, int, int) const { return true; }
+       ///
+       bool canPaintChange(BufferView const &) const { return true; };
 
 private:
        ///
diff --git a/src/insets/RenderGraphic.cpp b/src/insets/RenderGraphic.cpp
index 48b41e2..9d9cf31 100644
--- a/src/insets/RenderGraphic.cpp
+++ b/src/insets/RenderGraphic.cpp
@@ -182,41 +182,38 @@ void RenderGraphic::draw(PainterInfo & pi, int x, int y) 
const
 {
        // This will draw the graphics. If the graphics has not been
        // loaded yet, we draw just a rectangle.
+       int const x1 = x + Inset::TEXT_TO_INSET_OFFSET;
+       int const y1 = y - dim_.asc;
+       int const w = dim_.wid - 2 * Inset::TEXT_TO_INSET_OFFSET;
+       int const h = dim_.height();
 
-       if (displayGraphic(params_) && readyToDisplay(loader_)) {
-               pi.pain.image(x + Inset::TEXT_TO_INSET_OFFSET,
-                             y - dim_.asc,
-                             dim_.wid - 2 * Inset::TEXT_TO_INSET_OFFSET,
-                             dim_.asc + dim_.des,
-                             *loader_.image());
+       if (displayGraphic(params_) && readyToDisplay(loader_))
+               pi.pain.image(x1, y1, w, h, *loader_.image());
 
-       } else {
-               pi.pain.rectangle(x + Inset::TEXT_TO_INSET_OFFSET,
-                                 y - dim_.asc,
-                                 dim_.wid - 2 * Inset::TEXT_TO_INSET_OFFSET,
-                                 dim_.asc + dim_.des,
-                                 Color_foreground);
+       else {
+               Color c = pi.change_.changed() ? pi.change_.color() : 
Color_foreground;
+               pi.pain.rectangle(x1, y1, w, h, c);
 
                // Print the file name.
                FontInfo msgFont = pi.base.font;
+               msgFont.setPaintColor(c);
                msgFont.setFamily(SANS_FAMILY);
                string const justname = params_.filename.onlyFileName();
 
                if (!justname.empty()) {
                        msgFont.setSize(FONT_SIZE_FOOTNOTE);
-                       pi.pain.text(x + Inset::TEXT_TO_INSET_OFFSET + 6,
-                                  y - theFontMetrics(msgFont).maxAscent() - 4,
-                                  from_utf8(justname), msgFont);
+                       pi.pain.text(x1 + 6, y - 
theFontMetrics(msgFont).maxAscent() - 4,
+                                    from_utf8(justname), msgFont);
                }
 
                // Print the message.
                docstring const msg = statusMessage(params_, loader_.status());
                if (!msg.empty()) {
                        msgFont.setSize(FONT_SIZE_TINY);
-                       pi.pain.text(x + Inset::TEXT_TO_INSET_OFFSET + 6,
-                                    y - 4, msg, msgFont);
+                       pi.pain.text(x1 + 6, y - 4, msg, msgFont);
                }
        }
+       pi.change_.paintCue(pi, x1, y1, x1 + w, y1 + h);
 }