021-imGui窗口中的进度条UI控件Progress Bar
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VS2017+win10 64位 环境
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学习目标:
imGui窗口中的进度条UI控件 Progress Bar
imGui窗口中的进度条UI接口
ImGui::ProgressBar(
progress2, //要显示的百分比 范围是0-1.0f
ImVec2(300.0f, 22.f),//设置宽度和高度
buf); //buf 要覆盖的格式化字符串
void CDX11::进度条UI控件测试()
{
static float progress1 = 0.0f;
static float progress2 = 1.1f;
static bool animate = true;
if (animate)
{
progress1 += 0.001f;
if (progress1 >= 1.0f)progress1 = 0.0f;
progress2 -= 0.001f;
if (progress2 <= 0.0f)progress2 = 1.1f;
}
// Typically we would use ImVec2(-1.0f,0.0f) or ImVec2(-FLT_MIN,0.0f) to use all available width,
// or ImVec2(width,0.0f) for a specified width. ImVec2(0.0f,0.0f) uses ItemWidth.
char buf = { 0 };
sprintf_s(buf, "test=%0.2f", progress1);
ImGui::ProgressBar(progress1, ImVec2(300.0f,22.0f));
ImGui::ProgressBar(progress2, ImVec2(300.0f, 22.f), buf); //buf
//ImGui::SameLine(0.0f, ImGui::GetStyle().ItemInnerSpacing.x);
ImGui::Text("Progress Bar progress1=%f", progress1);
ImGui::Text("Progress Bar progress2=%f", progress2);
};
void CDX11::进度条UI控件测试()
{
//0.0f1.0f
//1111代码块
{
static float progress1 = 0.1f;
if (progress1 < 1.0f)
{
progress1 = progress1 + 0.001f;
}
else
{
progress1 = 0.1f;
}
// if (progress1 >= 1.0f) progress1 = 1.0f;
// Typically we would use ImVec2(-1.0f,0.0f) or ImVec2(-FLT_MIN,0.0f) to use all available width,
// or ImVec2(width,0.0f) for a specified width. ImVec2(0.0f,0.0f) uses ItemWidth.
char buf = { 0 };
sprintf_s(buf, "test=%0.2f", progress1);
ImGui::ProgressBar(progress1); // 第二个参数 省掉ImVec2(500.0f, 122.0f)
//ImGui::SameLine(0.0f, ImGui::GetStyle().ItemInnerSpacing.x);
ImGui::Text("Progress Bar progress1=%f", progress1);
}
//测试代码块22222
{
//0.0f1.0f
static float progress1 = 0.1f;
if (progress1 < 1.0f)
{
progress1 = progress1 + 0.001f;
}
else
{
progress1 = 0.1f;
}
// if (progress1 >= 1.0f) progress1 = 1.0f;
// Typically we would use ImVec2(-1.0f,0.0f) or ImVec2(-FLT_MIN,0.0f) to use all available width,
// or ImVec2(width,0.0f) for a specified width. ImVec2(0.0f,0.0f) uses ItemWidth.
char buf = { 0 }; //ProgressBar的第三个参数overlay 是用来覆盖掉原有的 百分比数字
sprintf_s(buf, "<<<<%0.2f%%>>>>>", progress1*100);
ImGui::ProgressBar(progress1,ImVec2(-1.0f,0), buf); // 第二个参数 省掉ImVec2(500.0f, 122.0f)
//ImGui::SameLine(0.0f, ImGui::GetStyle().ItemInnerSpacing.x);
ImGui::Text("Progress Bar progress1=%f", progress1);
}
};
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