/* CTextureCanvas::openTexture
* Loads a composite texture to be displayed
*******************************************************************/
bool CTextureCanvas::openTexture(CTexture* tex, Archive* parent)
{
// Clear the current texture
clearTexture();
// Set texture
texture = tex;
this->parent = parent;
// Init patches
clearPatchTextures();
for (uint32_t a = 0; a < tex->nPatches(); a++)
{
// Create GL texture
patch_textures.push_back(new GLTexture());
// Set selection
selected_patches.push_back(false);
}
// Listen to it
listenTo(tex);
// Redraw
Refresh();
return true;
}
/* CTextureCanvas::onAnnouncement
* Called when the texture canvas recieves an announcement from the
* texture being displayed
*******************************************************************/
void CTextureCanvas::onAnnouncement(Announcer* announcer, string event_name, MemChunk& event_data)
{
// If the announcer isn't this canvas' texture, ignore it
if (announcer != texture)
return;
// Patches modified
if (event_name == "patches_modified")
{
// Reload patches
selected_patches.clear();
clearPatchTextures();
hilight_patch = -1;
for (uint32_t a = 0; a < texture->nPatches(); a++)
{
// Create GL texture
patch_textures.push_back(new GLTexture());
// Set selection
selected_patches.push_back(false);
}
redraw(true);
}
}
/* CTextureCanvas::clearTexture
* Clears the current texture and the patch textures list
*******************************************************************/
void CTextureCanvas::clearTexture()
{
// Stop listening to the current texture (if it exists)
if (texture)
stopListening(texture);
// Clear texture;
texture = NULL;
// Clear patch textures
clearPatchTextures();
// Reset view offset
resetOffsets();
// Clear patch selection
selected_patches.clear();
hilight_patch = -1;
// Clear full preview
tex_preview.clear();
// Refresh canvas
Refresh();
}
/* CTextureCanvas::~CTextureCanvas
* CTextureCanvas class destructor
*******************************************************************/
CTextureCanvas::~CTextureCanvas()
{
clearPatchTextures();
}