Modified Libcamera to allow Touch to focus

Change-Id: I7f1cdc2ce64d60da97cb7d829f51bb4bb1b07c89

1 files changed, 72 insertions, 0 deletions

diff --git a/libcamera/SecCameraUtils.cpp b/libcamera/SecCameraUtils.cpp
new file mode 100644
index 0000000..c8dc8ee
--- /dev/null
+++ b/libcamera/SecCameraUtils.cpp
@@ -0,0 +1,72 @@
+/*
+**
+** Copyright 2011, Havlena Petr <havlenapetr@gmail.com>
+** Copyright 2011, The CyanogenMod Project
+**
+** Licensed under the Apache License, Version 2.0 (the "License");
+** you may not use this file except in compliance with the License.
+** You may obtain a copy of the License at
+**
+**     http://www.apache.org/licenses/LICENSE-2.0
+**
+** Unless required by applicable law or agreed to in writing, software
+** distributed under the License is distributed on an "AS IS" BASIS,
+** WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+** See the License for the specific language governing permissions and
+** limitations under the License.
+*/
+
+#include "SecCameraUtils.h"
+#include <stdlib.h>
+
+namespace android {
+
+SecCameraArea::SecCameraArea(int left, int top, int right, int bottom, int weight) :
+    m_left(left),
+    m_top(top),
+    m_right(right),
+    m_bottom(bottom),
+    m_weight(weight)
+{
+}
+
+SecCameraArea::SecCameraArea(const char* str) {
+    char* end;
+
+    if (str != NULL && str[0] == '(') {
+        m_left = (int)strtol(str+1, &end, 10);
+        if (*end != ',') goto error;
+        m_top = (int)strtol(end+1, &end, 10);
+        if (*end != ',') goto error;
+        m_right = (int)strtol(end+1, &end, 10);
+        if (*end != ',') goto error;
+        m_bottom = (int)strtol(end+1, &end, 10);
+        if (*end != ',') goto error;
+        m_weight = (int)strtol(end+1, &end, 10);
+        if (*end != ')') goto error;
+    }
+
+    return;
+
+error:
+    m_left = m_top = m_right = m_bottom = m_weight = 0;
+}
+
+int SecCameraArea::getX(int width) {
+    return (((m_left + m_right) / 2) + 1000) * width / 2000;
+}
+
+int SecCameraArea::getY(int height) {
+    return (((m_top + m_bottom) / 2) + 1000) * height / 2000;
+}
+
+bool SecCameraArea::isDummy() {
+    return m_left == 0 && m_top == 0 && m_right == 0 && m_bottom == 0;
+}
+
+String8 SecCameraArea::toString8() {
+    return String8::format("(%d,%d,%d,%d,%d)",
+        m_left, m_top, m_right, m_bottom, m_weight);
+}
+
+}
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