示例#1
0
bool MgCmdManagerImpl::setCommand(const MgMotion* sender,
                                  const char* name, MgStorage* s)
{
    if (strcmp(name, "@draw") == 0) {   // 将 @draw 换成上一次绘图命令名
        name = _drawcmd.empty() ? "splines" : _drawcmd.c_str();
    }

    MgCommand* cmd = findCommand(name);
    if (!cmd) {
        cmd = sender->view->getCmdSubject()->createCommand(sender, name);
        if (cmd) {
            _cmds[name] = cmd;
            LOGD("createCommand %d: %s", (int)_cmds.size(), name);
        }
    }
    
    if (strcmp(name, "erase") == 0 && _cmdname == "select") {   // 在选择命令中点橡皮擦
        MgSelection *sel = getSelection();
        if (sel && sel->deleteSelection(sender)) {      // 直接删除选中的图形
            return false;                               // 不切换到橡皮擦命令
        }
    }
    
    cancel(sender);
    
    bool ret = false;
    std::string oldname(_cmdname);
    
    if (cmd) {
        _cmdname = cmd->getName();
        
        ret = cmd->initialize(sender, s);
        if (!ret) {
            _cmdname = oldname;
        }
        else if (cmd->isDrawingCommand()) {
            _drawcmd = _cmdname;
        }
    }
    else {
        if (strcmp(name, "erasewnd") == 0) {
            eraseWnd(sender);
        }
        else {
            _cmdname = "select";
            cmd = findCommand(_cmdname.c_str());
            cmd->initialize(sender, s);
        }
    }
    
    if (MgBaseShape::minTol().equalPoint() < 1e-5) {
        MgBaseShape::minTol().setEqualPoint(sender->view->xform()->displayToModel(1.f, true));
    }
    if (oldname != _cmdname) {
        sender->view->commandChanged();
    }
    
    return ret;
}
示例#2
0
bool GiCoreViewImpl::gestureToCommand(const MgMotion& motion)
{
    MgDynShapeLock locker(true, motion.view);
    MgCommand* cmd = _cmds->getCommand();
    bool ret = false;

    if (motion.gestureState == kMgGestureCancel || !cmd) {
        return cmd && cmd->cancel(&motion);
    }
    if (motion.gestureState == kMgGesturePossible
        && motion.gestureType != kGiTwoFingersMove) {
        return true;
    }

    switch (motion.gestureType)
    {
    case kGiTwoFingersMove:
        ret = cmd->twoFingersMove(&motion);
        break;
    case kGiGesturePan:
        switch (motion.gestureState)
        {
        case kMgGestureBegan:
            ret = cmd->touchBegan(&motion);
            break;
        case kMgGestureMoved:
            ret = cmd->touchMoved(&motion);
            break;
        case kMgGestureEnded:
        default:
            ret = cmd->touchEnded(&motion);
            break;
        }
        break;
    case kGiGestureTap:
        ret = cmd->click(&motion);
        break;
    case kGiGestureDblTap:
        ret = cmd->doubleClick(&motion);
        break;
    case kGiGesturePress:
        ret = cmd->longPress(&motion);
        break;
    }

    if (!ret) {
        LOGD("The current command (%s) don't support #%d gesture (state=%d)",
            cmd->getName(), motion.gestureType, motion.gestureState);
    }
    return ret;
}
示例#3
0
void MgCmdManagerImpl::getBoundingBox(Box2d& box, const MgMotion* sender)
{
    MgCommand* cmd = sender->cmds()->getCommand();
    Box2d selbox;

    if (cmd && strcmp(cmd->getName(), MgCmdSelect::Name()) == 0) {
        MgCmdSelect* sel = (MgCmdSelect*)cmd;
        selbox = sel->getBoundingBox(sender);
    }

    box = selbox.isEmpty() ? Box2d(sender->pointM, 0, 0) : selbox;
    box *= sender->view->xform()->modelToDisplay();
    box.normalize();
}
示例#4
0
const char* MgCmdManagerImpl::getCommandName()
{
    MgCommand* cmd = getCommand();
    return cmd ? cmd->getName() : "";
}