fix log thread bug, add clean memory button, fix pinch zoom bug, set android back button to undo

2017-05-12 13:31:56 +01:00
parent 6dbb8bf3a1
commit 51e355d039
13 changed files with 72 additions and 17 deletions
--- a/engine/canvas.cpp
+++ b/engine/canvas.cpp
@@ -63,6 +63,13 @@ void ui::Canvas::stroke_end()
        m_show_tmp = false;
    }
 }
+void ui::Canvas::stroke_cancel()
+{
+    if (!m_current_stroke)
+        return;
+    m_current_stroke = nullptr;
+    m_show_tmp = false;
+}
 void ui::Canvas::stroke_draw()
 {
    if (!(m_current_stroke && m_current_stroke->has_sample()))